correct flag locations in makefile

[Ckath]

seems to be needed for older linkers

ran into this on a debian system. my regular system didnt complain but also didnt generate any actual cflags for most of these.
this way it works either way

working system

cc -g -Wall   -lavformat -lavcodec -lavutil -lpthread -c segment.c
cc -g -Wall   -lavformat -lavcodec -lavutil -lpthread -c publisher.c
cc -g -Wall   -lavformat -lavcodec -lavutil -lpthread -c fileserver.c
cc -g -Wall   -lavformat -lavcodec -lavutil -lpthread -c lavfhttpd.c
cc -g -Wall   -lavformat -lavcodec -lavutil -I/usr/include/p11-kit-1 -lmicrohttpd -lpthread -c lmhttpd.c
cc -g -Wall   -lavformat -lavcodec -lavutil  -llua -lm -c configreader.c
cc -g -Wall   -lavformat -lavcodec -lavutil  -llua -lm -I/usr/include/p11-kit-1 -lmicrohttpd -lpthread -o ffserver segment.o publisher.o fileserver.o lavfhttpd.o lmhttpd.o configreader.o ffserver.c

system with issues

cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -lpthread -c segment.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -lpthread -c publisher.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -lpthread -c fileserver.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -lpthread -c lavfhttpd.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -I/usr/include/p11-kit-1 -lmicrohttpd  -lpthread -c lmhttpd.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -I/usr/include/lua5.4 -llua5.4  -c configreader.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu -lavformat -lavcodec -lavutil  -I/usr/include/lua5.4 -llua5.4  -I/usr/include/p11-kit-1 -lmicrohttpd  -lpthread -o ffserver segment.o publisher.o fileserver.o lavfhttpd.o lmhttpd.o configreader.o ffserver.c
/usr/bin/ld: segment.o: in function `av_make_error_string':
/home/cat/gitstuff/ffserver/segment.c:113: undefined reference to `av_strerror'
/usr/bin/ld: segment.o: in function `segment_save':
/home/cat/gitstuff/ffserver/segment.c:32: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:34: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:38: undefined reference to `avio_open'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:39: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:44: undefined reference to `avio_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:45: undefined reference to `avio_flush'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:46: undefined reference to `avio_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:47: undefined reference to `avformat_free_context'
/usr/bin/ld: segment.o: in function `segment_free':
/home/cat/gitstuff/ffserver/segment.c:52: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:53: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:54: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:55: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:56: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:57: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:58: undefined reference to `av_free'
/usr/bin/ld: segment.o: in function `segment_ref':
/home/cat/gitstuff/ffserver/segment.c:65: undefined reference to `av_log'
/usr/bin/ld: segment.o: in function `segment_unref':
/home/cat/gitstuff/ffserver/segment.c:74: undefined reference to `av_log'
/usr/bin/ld: segment.o: in function `segment_write':
/home/cat/gitstuff/ffserver/segment.c:84: undefined reference to `av_realloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:86: undefined reference to `av_log'
/usr/bin/ld: segment.o: in function `segment_close':
/home/cat/gitstuff/ffserver/segment.c:108: undefined reference to `av_write_trailer'
/usr/bin/ld: segment.o: in function `segment_init':
/home/cat/gitstuff/ffserver/segment.c:116: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:119: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:123: undefined reference to `av_find_input_format'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:130: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:132: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:133: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:137: undefined reference to `avio_alloc_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:139: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:140: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:141: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:145: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:147: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:148: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:149: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:150: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:153: undefined reference to `av_opt_set_int'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:154: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:159: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:163: undefined reference to `avformat_new_stream'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:165: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:168: undefined reference to `avcodec_parameters_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:170: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:180: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:182: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:184: undefined reference to `avformat_write_header'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:185: undefined reference to `avio_flush'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:188: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/segment.c:192: undefined reference to `av_log'
/usr/bin/ld: publisher.o: in function `client_log':
/home/cat/gitstuff/ffserver/publisher.c:25: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:28: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:31: undefined reference to `av_log'
/usr/bin/ld: publisher.o:/home/cat/gitstuff/ffserver/publisher.c:34: more undefined references to `av_log' follow
/usr/bin/ld: publisher.o: in function `client_disconnect':
/home/cat/gitstuff/ffserver/publisher.c:56: undefined reference to `av_write_trailer'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:58: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:59: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:60: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:61: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:66: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:65: undefined reference to `av_fifo_can_read'
/usr/bin/ld: publisher.o: in function `client_push_segment':
/home/cat/gitstuff/ffserver/publisher.c:84: undefined reference to `av_fifo_can_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:85: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:91: undefined reference to `av_fifo_write'
/usr/bin/ld: publisher.o: in function `publisher_init':
/home/cat/gitstuff/ffserver/publisher.c:99: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:101: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:108: undefined reference to `av_fifo_alloc2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:110: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:111: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:114: undefined reference to `av_fifo_alloc2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:116: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:117: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:118: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:125: undefined reference to `av_fifo_alloc2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:127: undefined reference to `av_log'
/usr/bin/ld: publisher.o: in function `publisher_push_segment':
/home/cat/gitstuff/ffserver/publisher.c:147: undefined reference to `av_fifo_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:149: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:150: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:153: undefined reference to `av_fifo_write'
/usr/bin/ld: publisher.o: in function `client_push_prebuffer':
/home/cat/gitstuff/ffserver/publisher.c:195: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:197: undefined reference to `av_fifo_peek'
/usr/bin/ld: publisher.o: in function `publisher_free':
/home/cat/gitstuff/ffserver/publisher.c:226: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:225: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:229: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:234: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:233: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:237: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:239: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:242: undefined reference to `av_free'
/usr/bin/ld: publisher.o: in function `publish':
/home/cat/gitstuff/ffserver/publisher.c:259: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:259: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:260: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:264: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/publisher.c:274: undefined reference to `av_log'
/usr/bin/ld: fileserver.o: in function `av_make_error_string':
/home/cat/gitstuff/ffserver/fileserver.c:113: undefined reference to `av_strerror'
/usr/bin/ld: fileserver.o: in function `fileserver_schedule':
/home/cat/gitstuff/ffserver/fileserver.c:47: undefined reference to `av_file_map'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:49: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:51: undefined reference to `av_freep'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:57: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:59: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:61: undefined reference to `av_log'
/usr/bin/ld: fileserver.o: in function `fileserver_init':
/home/cat/gitstuff/ffserver/fileserver.c:67: undefined reference to `av_mallocz'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:72: undefined reference to `av_log'
/usr/bin/ld: fileserver.o: in function `fileserver_free':
/home/cat/gitstuff/ffserver/fileserver.c:94: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:95: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/fileserver.c:98: undefined reference to `av_free'
/usr/bin/ld: lavfhttpd.o: in function `av_make_error_string':
/home/cat/gitstuff/ffserver/lavfhttpd.c:113: undefined reference to `av_strerror'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_init':
/home/cat/gitstuff/ffserver/lavfhttpd.c:36: undefined reference to `avformat_network_init'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:38: undefined reference to `av_dict_set'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:39: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:40: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:44: undefined reference to `av_dict_set_int'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:45: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:46: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:50: undefined reference to `avio_open2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:51: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:52: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:55: undefined reference to `av_free'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_accept':
/home/cat/gitstuff/ffserver/lavfhttpd.c:69: undefined reference to `avio_accept'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:74: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:80: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:82: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:89: undefined reference to `av_opt_get'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:90: undefined reference to `av_opt_get'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:91: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:95: undefined reference to `av_opt_set_int'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:96: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:99: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:100: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:101: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:102: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:103: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:104: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:88: undefined reference to `avio_handshake'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:111: undefined reference to `av_opt_set_int'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:112: undefined reference to `av_log'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_write':
/home/cat/gitstuff/ffserver/lavfhttpd.c:124: undefined reference to `avio_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:125: undefined reference to `avio_flush'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_read':
/home/cat/gitstuff/ffserver/lavfhttpd.c:136: undefined reference to `avio_read'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_close':
/home/cat/gitstuff/ffserver/lavfhttpd.c:142: undefined reference to `avio_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:143: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:144: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:145: undefined reference to `av_free'
/usr/bin/ld: lavfhttpd.o: in function `lavfhttpd_shutdown':
/home/cat/gitstuff/ffserver/lavfhttpd.c:151: undefined reference to `avio_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lavfhttpd.c:152: undefined reference to `avformat_network_deinit'
/usr/bin/ld: lmhttpd.o: in function `helper_callback':
/home/cat/gitstuff/ffserver/lmhttpd.c:62: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:65: undefined reference to `av_fifo_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:70: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:72: undefined reference to `av_free'
/usr/bin/ld: lmhttpd.o: in function `free_callback_param':
/home/cat/gitstuff/ffserver/lmhttpd.c:85: undefined reference to `av_free'
/usr/bin/ld: lmhttpd.o: in function `answer_to_connection':
/home/cat/gitstuff/ffserver/lmhttpd.c:111: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:116: undefined reference to `MHD_set_connection_option'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:119: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:120: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:126: undefined reference to `av_fifo_can_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:127: undefined reference to `av_fifo_alloc2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:134: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:135: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:137: undefined reference to `av_fifo_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:139: undefined reference to `MHD_create_response_from_callback'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:146: undefined reference to `MHD_create_response_from_buffer'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:150: undefined reference to `MHD_queue_response'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:151: undefined reference to `MHD_destroy_response'
/usr/bin/ld: lmhttpd.o: in function `lmhttpd_init':
/home/cat/gitstuff/ffserver/lmhttpd.c:163: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:166: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:169: undefined reference to `av_fifo_alloc2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:170: undefined reference to `MHD_start_daemon'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:173: undefined reference to `av_log'
/usr/bin/ld: lmhttpd.o: in function `lmhttpd_accept':
/home/cat/gitstuff/ffserver/lmhttpd.c:201: undefined reference to `MHD_get_fdset2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:209: undefined reference to `MHD_run_from_select'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:211: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:212: undefined reference to `av_fifo_read'
/usr/bin/ld: lmhttpd.o: in function `lmhttpd_write':
/home/cat/gitstuff/ffserver/lmhttpd.c:228: undefined reference to `av_fifo_can_write'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:229: undefined reference to `av_fifo_write'
/usr/bin/ld: lmhttpd.o: in function `lmhttpd_close':
/home/cat/gitstuff/ffserver/lmhttpd.c:258: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:259: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:260: undefined reference to `av_free'
/usr/bin/ld: lmhttpd.o: in function `lmhttpd_shutdown':
/home/cat/gitstuff/ffserver/lmhttpd.c:277: undefined reference to `MHD_quiesce_daemon'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:285: undefined reference to `MHD_get_fdset2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:294: undefined reference to `MHD_run_from_select'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:298: undefined reference to `MHD_stop_daemon'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:299: undefined reference to `av_fifo_freep2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/lmhttpd.c:300: undefined reference to `av_free'
/usr/bin/ld: configreader.o: in function `stream_free':
/home/cat/gitstuff/ffserver/configreader.c:36: undefined reference to `av_freep'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:37: undefined reference to `av_freep'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:38: undefined reference to `av_freep'
/usr/bin/ld: configreader.o: in function `config_free':
/home/cat/gitstuff/ffserver/configreader.c:44: undefined reference to `av_freep'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:45: undefined reference to `av_freep'
/usr/bin/ld: configreader.o:/home/cat/gitstuff/ffserver/configreader.c:49: more undefined references to `av_freep' follow
/usr/bin/ld: configreader.o: in function `configs_parse':
/home/cat/gitstuff/ffserver/configreader.c:77: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:78: undefined reference to `lua_pushnil'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:83: undefined reference to `av_realloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:85: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:87: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:88: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:97: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:97: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:99: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:101: undefined reference to `lua_pushnil'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:105: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:106: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:108: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:108: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:110: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:113: undefined reference to `lua_tonumberx'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:116: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:119: undefined reference to `av_realloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:121: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:127: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:127: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:129: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:131: undefined reference to `lua_pushnil'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:133: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:134: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:136: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:136: undefined reference to `av_strdup'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:138: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:143: undefined reference to `lua_pushnumber'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:145: undefined reference to `lua_gettable'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:146: undefined reference to `lua_type'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:148: undefined reference to `luaL_checktype'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:149: undefined reference to `av_realloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:152: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:154: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:164: undefined reference to `av_realloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:166: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:170: undefined reference to `lua_settop'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:171: undefined reference to `lua_pushnumber'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:173: undefined reference to `lua_settop'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:178: undefined reference to `lua_settop'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:132: undefined reference to `lua_next'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:181: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:183: undefined reference to `lua_settop'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:104: undefined reference to `lua_next'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:186: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:188: undefined reference to `luaL_error'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:190: undefined reference to `lua_settop'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:81: undefined reference to `lua_next'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:192: undefined reference to `lua_pushnumber'
/usr/bin/ld: configreader.o: in function `configs_read':
/home/cat/gitstuff/ffserver/configreader.c:201: undefined reference to `luaL_newstate'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:202: undefined reference to `luaL_loadfilex'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:204: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:205: undefined reference to `lua_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:209: undefined reference to `lua_pcallk'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:212: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:213: undefined reference to `lua_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:217: undefined reference to `lua_pushcclosure'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:218: undefined reference to `lua_getglobal'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:220: undefined reference to `lua_pcallk'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:223: undefined reference to `lua_tolstring'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:224: undefined reference to `lua_close'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:228: undefined reference to `lua_tonumberx'
/usr/bin/ld: /home/cat/gitstuff/ffserver/configreader.c:230: undefined reference to `lua_close'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `av_make_error_string':
/home/cat/gitstuff/ffserver/ffserver.c:113: undefined reference to `av_strerror'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `read_thread':
/home/cat/gitstuff/ffserver/ffserver.c:112: undefined reference to `avformat_find_stream_info'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:113: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:117: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:119: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:133: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:142: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:145: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:151: undefined reference to `avformat_new_stream'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:153: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:156: undefined reference to `avcodec_parameters_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:158: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:168: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:170: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:171: undefined reference to `avformat_write_header'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:173: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:176: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:182: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:185: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:191: undefined reference to `avformat_new_stream'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:193: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:196: undefined reference to `avcodec_parameters_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:198: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:208: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:210: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:211: undefined reference to `avformat_write_header'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:213: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:216: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:221: undefined reference to `av_gettime_relative'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:226: undefined reference to `av_read_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:239: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:242: undefined reference to `av_gettime_relative'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:247: undefined reference to `av_gettime_relative'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:257: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:259: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:264: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:268: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:270: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:271: undefined reference to `av_dynarray2_add'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:274: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:278: undefined reference to `av_dynarray2_add'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:281: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:286: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:287: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:288: undefined reference to `av_write_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:292: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:300: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:302: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:304: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:307: undefined reference to `av_write_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:317: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:319: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:321: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:324: undefined reference to `av_write_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:330: undefined reference to `av_packet_unref'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:334: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:345: undefined reference to `avformat_close_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:350: undefined reference to `av_write_trailer'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:351: undefined reference to `avformat_free_context'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `write_segment':
/home/cat/gitstuff/ffserver/ffserver.c:370: undefined reference to `av_fifo_can_read'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:377: undefined reference to `av_fifo_peek'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:383: undefined reference to `avformat_alloc_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:384: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:389: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:391: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:392: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:396: undefined reference to `avio_alloc_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:398: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:399: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:400: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:405: undefined reference to `avformat_open_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:407: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:408: undefined reference to `avformat_close_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:409: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:410: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:415: undefined reference to `avformat_find_stream_info'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:417: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:418: undefined reference to `avformat_close_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:419: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:420: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:425: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:428: undefined reference to `av_read_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:432: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:435: undefined reference to `av_rescale_q_rnd'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:441: undefined reference to `av_interleaved_write_frame'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:444: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:445: undefined reference to `avformat_close_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:446: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:447: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:452: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:453: undefined reference to `avformat_close_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:454: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:456: undefined reference to `av_fifo_drain2'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `accept_thread':
/home/cat/gitstuff/ffserver/ffserver.c:502: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:506: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:515: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:547: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:554: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:565: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:567: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:595: undefined reference to `av_malloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:597: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:604: undefined reference to `avio_alloc_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:606: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:609: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:610: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:611: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:614: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:616: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:619: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:620: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:621: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:622: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:625: undefined reference to `av_dict_set'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:626: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:629: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:630: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:631: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:632: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:639: undefined reference to `avformat_new_stream'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:642: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:645: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:646: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:647: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:648: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:652: undefined reference to `avcodec_parameters_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:654: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:657: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:658: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:659: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:660: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:670: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:672: undefined reference to `av_dict_copy'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:674: undefined reference to `avformat_write_header'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:676: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:679: undefined reference to `avformat_free_context'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:680: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:681: undefined reference to `avio_context_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:682: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:689: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:691: undefined reference to `av_log'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `write_thread':
/home/cat/gitstuff/ffserver/ffserver.c:705: undefined reference to `av_log'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `fileserver_thread':
/home/cat/gitstuff/ffserver/ffserver.c:742: undefined reference to `av_file_unmap'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:746: undefined reference to `av_freep'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:751: undefined reference to `av_log'
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `run_server':
/home/cat/gitstuff/ffserver/ffserver.c:777: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:779: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:782: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:784: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:797: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:805: undefined reference to `av_log_set_level'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:814: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:816: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:819: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:821: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:824: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:826: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:829: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:831: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:851: undefined reference to `avformat_open_input'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:852: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:877: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:879: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:882: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:884: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:930: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:931: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:943: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:944: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:945: undefined reference to `av_free'
/usr/bin/ld: /tmp/ccFXkiTN.o:/home/cat/gitstuff/ffserver/ffserver.c:946: more undefined references to `av_free' follow
/usr/bin/ld: /tmp/ccFXkiTN.o: in function `main':
/home/cat/gitstuff/ffserver/ffserver.c:969: undefined reference to `av_calloc'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:971: undefined reference to `av_log'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:987: undefined reference to `av_free'
/usr/bin/ld: /home/cat/gitstuff/ffserver/ffserver.c:988: undefined reference to `av_free'
collect2: error: ld returned 1 exit status
make: *** [Makefile:10: ffserver] Error 1

with this applied

cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -c segment.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -c publisher.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -c fileserver.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -c lavfhttpd.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu   -c lmhttpd.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -I/usr/include/lua5.4  -c configreader.c
cc -g -Wall  -I/usr/include/x86_64-linux-gnu  -I/usr/include/lua5.4  -I/usr/include/p11-kit-1  -o ffserver segment.o publisher.o fileserver.o lavfhttpd.o lmhttpd.o configreader.o -lpthread -lavformat -lavcodec -lavutil  -llua5.4  -lmicrohttpd  ffserver.c