Merge pull request #808 in FS/freeswitch from ~AKARUKOV/fs-9072-fix:bugfix/FS-9072-fix to master

* commit '50bf8dcddd6c0d045225029e633d1b4a0e13c3d9':
  FS-9072: [mod_syslog] Allow logging of messages with tab character

src/mod/loggers/mod_syslog/mod_syslog.c

@@ -120,7 +120,7 @@ static int find_unprintable(const char *s)
 	const char *p;
 
 	for(p = s; p && *p; p++) {
-		if (*p < 10 || *p == 27) {
+		if (*p < 9 || *p == 27) {
 			return 1;
 		}
 	}