Splitting the X11-specific "freeglut_gamemode.c" code into its own file

[freeglut] / include / GL / Makefile.am

## Process this file with automake to produce Makefile.in

libfreeglutincludedir = $(includedir)/GL
libfreeglutinclude_HEADERS = freeglut.h freeglut_std.h freeglut_ext.h @HEADER@
EXTRA_HEADERS = glut.h