--- yodl-3.00.0/build	2009-11-17 15:18:40.000000000 +0200
+++ yodl-3.00.0/build.new	2011-03-07 06:37:46.596775861 +0200
@@ -5,7 +5,7 @@
 
 // Use the next one to see what parser/p_parse() does
 //#define COPT                "-O2 -Wall -DEBUG"
-#define COPT                "-O2 -Wall"
+#define COPT                "-O2 -g -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4"
 
 #define STD_CONVERSIONS     "html latex man txt xml"
 #define ECHO_REQUEST        1