emit warnings only for missing gtkgl, gtkglext libglade3

   - needed on Linux, but maybe not on Macs

diff --git a/configure.ac b/configure.ac
index 8c2855003231a225eca079476ff0b48e11e83007..c7e202a207d2e23838bbf22585e30e75fc10c05d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2271,16 +2271,16 @@ if test "x$HAVE_GTK" != "x1"; then
        AC_MSG_WARN(SMYRNA requires GTK)
 fi
 if test "x$HAVE_GTKGL" != "x1"; then
-       with_smyrna=no
-       AC_MSG_WARN(SMYRNA requires GTKGL)
+#      with_smyrna=no
+       AC_MSG_WARN(SMYRNA requires GTKGL on Linux, but not on Mac)
 fi
 if test "x$HAVE_GTKGLEXT" != "x1"; then
-       with_smyrna=no
-       AC_MSG_WARN(SMYRNA requires GTKGLEXT)
+#      with_smyrna=no
+       AC_MSG_WARN(SMYRNA requires GTKGLEXT on Linux)
 fi
 if test "x$HAVE_GLADE" != "x1"; then
-       with_smyrna=no
-       AC_MSG_WARN(SMYRNA requires GLADE)
+#      with_smyrna=no
+       AC_MSG_WARN(SMYRNA requires GLADE on Linux)
 fi
 
 if test "x$with_smyrna" = "xyes"; then