#ifndef _WX_MGL_CHKCONF_H_
#define _WX_MGL_CHKCONF_H_
+#ifndef __WXUNIVERSAL__
+# error "wxMGL cannot be built without wxUniversal"
+#endif
+
+/* wxPalette is always needed */
+#if !wxUSE_PALETTE
+# error "wxMGL requires wxUSE_PALETTE=1"
+#endif
+
+/*
+ wxDisplay is not implemented for OS/2, use stub common version instead.
+ */
+#if wxUSE_DISPLAY
+# undef wxUSE_DISPLAY
+# define wxUSE_DISPLAY 0
+#endif /* wxUSE_DISPLAY */
+
#ifdef __WATCOMC__
/* Watcom builds for MGL port are setup.h driven and setup.h is
# define wxUSE_CLIPBOARD 0
#endif /* wxUSE_CLIPBOARD */
-#if wxUSE_DISPLAY
-# undef wxUSE_DISPLAY
-# define wxUSE_DISPLAY 0
-#endif /* wxUSE_DISPLAY */
-
#if wxUSE_SOCKETS
# undef wxUSE_SOCKETS
# define wxUSE_SOCKETS 0
# define wxUSE_FS_INET 0
#endif /* wxUSE_FS_INET */
+#if wxUSE_MS_HTML_HELP
+# undef wxUSE_MS_HTML_HELP
+# define wxUSE_MS_HTML_HELP 0
+#endif
+
#endif /* __WATCOM__ */
#endif /* _WX_MGL_CHKCONF_H_ */