on windows+MSVC, debug builds of the library now have a 'd' suffix.
[freeglut] / include / GL /
drwxr-xr-x   ..
-rw-r--r-- 681 freeglut.h
-rw-r--r-- 9281 freeglut_ext.h
-rw-r--r-- 26904 freeglut_std.h
-rw-r--r-- 639 glut.h