- dnl it should be an error and not a warning because OpenGL is not on
- dnl by default and so if it had been explicitly requested, we
- dnl shouldn't just fall back to compiling the library without it
- AC_MSG_ERROR(OpenGL libraries not available)
+ if test "$wxUSE_OPENGL" = "yes"; then
+ AC_MSG_ERROR([OpenGL libraries not available])
+ else
+ dnl case wxUSE_OPENGL=auto
+ AC_MSG_WARN([OpenGL libraries not available, disabling support for OpenGL])
+ wxUSE_OPENGL=no
+ USE_OPENGL=0
+ fi
+ else
+ dnl libraries are available... change 'auto' in 'yes'
+ wxUSE_OPENGL=yes