Added comment

diff --git a/ext/pdf/config.m4 b/ext/pdf/config.m4
index 44a2c24b6cad8708dbdcd2a6eb9be8c19a0e33b5..3c8cee6596df78daef1d541aa43b61ca8bf5bf9c 100644 (file)
--- a/ext/pdf/config.m4
+++ b/ext/pdf/config.m4
@@ -90,6 +90,8 @@ if test "$PHP_PDFLIB" != "no"; then
   dnl #
   dnl # The main PDFlib configure
   dnl #
+
+  dnl # MacOSX requires this
   case $host_alias in
     *darwin*)
       PHP_ADD_FRAMEWORK(CoreServices)