Update comment for HAVE_NS code in font_find_for_lface().

diff --git a/src/font.c b/src/font.c
index cfc48523d12ba3cfdb83ef4c2ffd155ff234498f..6619abe6081923aabe2113d7bc20e7b7a7ec5d5f 100644 (file)
--- a/src/font.c
+++ b/src/font.c
@@ -3395,6 +3395,7 @@ font_find_for_lface (f, attrs, spec, c)
     {
       Lisp_Object alters
        = Fassoc_string (val, Vface_alternative_font_family_alist,
+                         /* Font family names are case-sensitive under NS. */
 #ifndef HAVE_NS
                         Qt
 #else