+###############################################################################
+#
+# Handle --with-gles
+#
+###############################################################################
+
+with_gles_req=unspecified
+
+# Check whether --with-gles was given.
+if test "${with_gles+set}" = set; then
+ withval=$with_gles; with_gles="$withval"; with_gles_req="$withval"
+else
+ with_gles=no
+fi
+
+
+
+ case "$with_gles" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ { $as_echo "$as_me:$LINENO: checking for JWZGLES headers" >&5
+$as_echo_n "checking for JWZGLES headers... " >&6; }
+ d=$with_gles/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ { $as_echo "$as_me:$LINENO: result: $d" >&5
+$as_echo "$d" >&6; }
+ else
+ { $as_echo "$as_me:$LINENO: result: not found ($d: no such directory)" >&5
+$as_echo "not found ($d: no such directory)" >&6; }
+ fi
+
+ { $as_echo "$as_me:$LINENO: checking for JWZGLES libs" >&5
+$as_echo_n "checking for JWZGLES libs... " >&6; }
+ d=$with_gles/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ { $as_echo "$as_me:$LINENO: result: $d" >&5
+$as_echo "$d" >&6; }
+ else
+ { $as_echo "$as_me:$LINENO: result: not found ($d: no such directory)" >&5
+$as_echo "not found ($d: no such directory)" >&6; }
+ fi
+
+ # replace the directory string with "yes".
+ with_gles_req="yes"
+ with_gles=$with_gles_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-gles must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_gles" = yes; then
+ have_gles=yes
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_JWZGLES 1
+_ACEOF
+
+ JWZGLES_OBJS="jwzgles.o"
+ { $as_echo "$as_me:$LINENO: result: using OpenGL ES compatiblity shim" >&5
+$as_echo "using OpenGL ES compatiblity shim" >&6; }
+elif test "$with_gles" != no; then
+ echo "error: must be yes or no: --with-gles=$with_xpm"
+ exit 1
+fi
+
+# May want to phase out glBitmap even in a non-GLES world.
+#
+if test "$have_gles" = yes; then
+ GLFPS_OBJS="fps-gl.o glxfonts.o texfont.o"
+ GLFONT_OBJS=""
+else
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_GLBITMAP 1
+_ACEOF
+
+ GLFPS_OBJS="fps-gl.o glxfonts.o"
+ GLFONT_OBJS="texfont.o"
+fi
+
+