$NetBSD$

--- src/procmail.c~	2004-08-13 07:18:23.000000000 -0400
+++ src/procmail.c	2008-08-31 16:00:25.000000000 -0400
@@ -111,6 +111,9 @@ static char *logfile = NULL;
  *    IMPLEMENTATION PRIVATE FUNCTION PROTOTYPES
  ****************************************************************************/
 
+/* avoid name conflict with log() in math.h, which gcc knows about */
+#define log logit
+
 static void log (FILE *fp, const char *fmt, ...) FORMAT_2;
 
 /****************************************************************************
