Index: build/make-local
==================================================================
--- build/make-local
+++ build/make-local
@@ -1,10 +1,10 @@
 #! /bin/sh
 
 make distclean
 
-./configure
+CFLAGS='-Wall -Werror -W' ./configure
 
 # Replace version with the version
 . build/makearch.info
 sed "s/@@VERS@@/${VERS}/g" Makefile > Makefile.new && cat Makefile.new > Makefile
 rm -f Makefile.new

Index: build/make-win32
==================================================================
--- build/make-win32
+++ build/make-win32
@@ -8,11 +8,11 @@
 RANLIB=i586-mingw32msvc-ranlib
 RC=i586-mingw32msvc-windres
 STRIP=i586-mingw32msvc-strip
 export AR CC CXX RANLIB RC STRIP
 
-./configure --host=i586-mingw32msvc --with-tcl=build/win32
+CFLAGS='-Wall -Werror -W' ./configure --host=i586-mingw32msvc --with-tcl=build/win32
 
 # Replace version with the version
 . build/makearch.info
 sed "s/@@VERS@@/${VERS}/g" Makefile > Makefile.new && cat Makefile.new > Makefile
 rm -f Makefile.new