1 have_library: checking for main() in -lGL... -------------------- no
3 "xcrun cc -o conftest -I. -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I. -I/Applications/Eos.app/Eos/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -arch i386 -arch x86_64 -g -Os -pipe -fno-common -DENABLE_DTRACE -fno-common -pipe -fno-common conftest.c -L. -L/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib -L/usr/lib -L/Applications/Eos.app/Eos/lib/X86MAC64 -L/Applications/Eos.app/Eos/util/X86MAC64/lib -L. -arch i386 -arch x86_64 -lruby -lGL -lpthread -ldl -lobjc "
4 ld: library not found for -lGL
5 clang: error: linker command failed with exit code 1 (use -v to see invocation)
9 2: int main() { return 0; }
10 3: int t() { void ((*volatile p)()); p = (void ((*)()))main; return 0; }
13 "xcrun cc -o conftest -I. -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I. -I/Applications/Eos.app/Eos/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -arch i386 -arch x86_64 -g -Os -pipe -fno-common -DENABLE_DTRACE -fno-common -pipe -fno-common conftest.c -L. -L/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib -L/usr/lib -L/Applications/Eos.app/Eos/lib/X86MAC64 -L/Applications/Eos.app/Eos/util/X86MAC64/lib -L. -arch i386 -arch x86_64 -lruby -lGL -lpthread -ldl -lobjc "
14 ld: library not found for -lGL
15 clang: error: linker command failed with exit code 1 (use -v to see invocation)
19 2: int main() { return 0; }
20 3: int t() { main(); return 0; }