Modified line 92 to

if ! OS_UNIX || OS_MACOSX since, the previous OS_UNIX check only did not
work

This was SVN commit r5289.

source/lib/secure_crt.cpp

@@ -89,7 +89,7 @@ STMT(                                                         \
 #if !HAVE_SECURE_CRT
 
 
-#if !OS_UNIX
+#if !OS_UNIX || OS_MACOSX
 // return length [in characters] of a string, not including the trailing
 // null character. to protect against access violations, only the
 // first <max_len> characters are examined; if the null character is