Making install in tests
make[1]: Entering directory `/home/brandon/Desktop/gear/tests'
if gcc -DHAVE_CONFIG_H -I. -I. -I../src/Include   -I/usr/X11R6/include -I/usr/local/include  -g -O2 -D_REENTRANT -MT est-epsilon.o -MD -MP -MF ".deps/est-epsilon.Tpo" -c -o est-epsilon.o est-epsilon.c; \
then mv -f ".deps/est-epsilon.Tpo" ".deps/est-epsilon.Po"; else rm -f ".deps/est-epsilon.Tpo"; exit 1; fi
est-epsilon.c:13:19: error: GL/glut.h: No such file or directory
est-epsilon.c: In function ‘main’:
est-epsilon.c:17: error: ‘GLfloat’ undeclared (first use in this function)
est-epsilon.c:17: error: (Each undeclared identifier is reported only once
est-epsilon.c:17: error: for each function it appears in.)
est-epsilon.c:17: error: syntax error before ‘a’
est-epsilon.c:19: error: ‘a’ undeclared (first use in this function)
est-epsilon.c:24: error: ‘t’ undeclared (first use in this function)
make[1]: *** [est-epsilon.o] Error 1
make[1]: Leaving directory `/home/brandon/Desktop/gear/tests'
make: *** [install-recursive] Error 1