Fix compilation of xftfont.c with old fontconfig

* src/xftfont.c (FC_LCD_FILTER): Define if undefined, for older
versions of fontconfig.  This was mistakenly deleted 2 years ago.
(Bug#49722)

diff --git a/src/xftfont.c b/src/xftfont.c
index f73493163662a7f68d46961e2a813838645a6a36..d8ad403548172e6f484ae32eea2f8ea678d8c821 100644 (file)
--- a/src/xftfont.c
+++ b/src/xftfont.c
@@ -33,6 +33,12 @@ along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 #include "ftfont.h"
 #include "pdumper.h"
 
+#ifndef FC_LCD_FILTER
+/* Older fontconfig versions don't have FC_LCD_FILTER.  */
+# define FC_LCD_FILTER "lcdfilter"
+#endif
+
+
 /* Xft font driver.  */
 
 /* Structure pointed by (struct face *)->extra  */