1 files changed, 7 insertions, 0 deletions
diff --git a/src/gd.h b/src/gd.h
index 3056039..71f5a89 100644
--- a/src/gd.h
+++ b/src/gd.h
@@ -1604,6 +1604,13 @@ BGD_DECLARE(void) gdImageFlipHorizontal(gdImagePtr im);
 BGD_DECLARE(void) gdImageFlipVertical(gdImagePtr im);
 BGD_DECLARE(void) gdImageFlipBoth(gdImagePtr im);
 
+/* Macros still used in gd extension up to PHP 8.0
+   so please keep these unused macros for now */
+#define GD_FLIP_HORINZONTAL 1 /* typo, kept for BC */
+#define GD_FLIP_HORIZONTAL 1
+#define GD_FLIP_VERTICAL 2
+#define GD_FLIP_BOTH 3
+
 /**
  * Group: Crop
  *