From: Michael Rohleder <mike at rohleder.de>
Subject: Release Goal: Security Hardening Build Flags
 The flags -Wformat -Wformat-security -Werror=format-security
 lead to various compiler errors, which makes the package FTBFS.
Bug-Debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=643455

--- a/book.c
+++ b/book.c
@@ -364,16 +364,16 @@
 			for( i=0; i!=index; i++ )
 			{ printm( m[moves[i]], s+strlen(s) ); }
 			sprintf(s+strlen(s),"\n");
-			printf(s);
+			puts(s);
 			if( Flag.log!=NULL && Flag.ponder<2 )
 			{
 				char sm[64];
-				if(Flag.xboard) fprintf(Flag.log,s+26);
-				else            fprintf(Flag.log,s);
-				fprintf(Flag.log,"  selected move ");
+				if(Flag.xboard) fputs(s+26,Flag.log);
+				else            fputs(s,Flag.log);
+				fputs("  selected move ",Flag.log);
 				printm( m[moves[ii]], sm );
-				fprintf(Flag.log,sm);
-				fprintf(Flag.log,"\n");
+				fputs(sm,Flag.log);
+				fputs("\n",Flag.log);
 			}
 		}
 		return ( moves[ii] );