Making all in player make[3]: Entering directory `/www/localhost/htdocs/seom-auto/build/src/player' gcc -DHAVE_CONFIG_H -I. -I../.. -I../../../src/player -I../../../src/player/../../lib -I../../../include -std=c99 -O3 -W -Wall -lX11 -lXv -g -O2 -MT main.o -MD -MP -MF .deps/main.Tpo -c -o main.o ../../../src/player/main.c gcc: -lX11: linker input file unused because linking not done gcc: -lXv: linker input file unused because linking not done gcc: -lX11: linker input file unused because linking not done gcc: -lXv: linker input file unused because linking not done mv -f .deps/main.Tpo .deps/main.Po /bin/sh ../../libtool --tag=CC --mode=link gcc -g -O2 -o player main.o ../../lib/libseom.la mkdir .libs gcc -g -O2 -o .libs/player main.o ../../lib/.libs/libseom.so -ldl -lpthread main.o: In function `main': ../../../src/player/main.c:107: undefined reference to `XOpenDisplay' ../../../src/player/main.c:118: undefined reference to `XGetGeometry' ../../../src/player/main.c:126: undefined reference to `XVisualIDFromVisual' ../../../src/player/main.c:127: undefined reference to `XGetVisualInfo' ../../../src/player/main.c:128: undefined reference to `XCreateColormap' .... ../../../src/player/main.c:358: undefined reference to `XSendEvent' collect2: ld returned 1 exit status make[3]: *** [player] Error 1