Declare internal routine as static to avoid warning about missing prototype.

diff --git a/src/main-cocoa.m b/src/main-cocoa.m
index 771b3de..1965c77 100644 (file)
--- a/src/main-cocoa.m
+++ b/src/main-cocoa.m
@@ -1973,7 +1973,7 @@ static void draw_image_tile(
  * for future changes to the set of flags without needed to update it here
  * (unless the underlying types change).
  */
-u32b AngbandMaskForValidSubwindowFlags(void)
+static u32b AngbandMaskForValidSubwindowFlags(void)
 {
     int windowFlagBits = sizeof(*(window_flag)) * CHAR_BIT;
     int maxBits = MIN( 32, windowFlagBits );