Index: configure.ac
===================================================================
--- configure.ac	(revision 44f44617b563952159c9a9095d798db3b341c90a)
+++ configure.ac	(revision 8217e8fb39e467042f9fbdd33aea43d4644c44db)
@@ -167,23 +167,23 @@
 AC_SUBST([MACHINE_TYPE],[$host_cpu])
 
-if ! test "$host_cpu" = "$build_cpu"; then 
+if ! test "$host_cpu" = "$build_cpu"; then
 	case $host_cpu in
 		i386)
-			CFLAGS+="-m32"
-			CXXFLAGS+="-m32"
-			CFAFLAGS+="-m32"
-			LDFLAGS+="-m32"
+			CFLAGS+=" -m32 "
+			CXXFLAGS+=" -m32 "
+			CFAFLAGS+=" -m32 "
+			LDFLAGS+=" -m32 "
 			;;
 		i686)
-			CFLAGS+="-m32"
-                        CXXFLAGS+="-m32"
-                        CFAFLAGS+="-m32"
-                        LDFLAGS+="-m32"
+			CFLAGS+=" -m32 "
+                  CXXFLAGS+=" -m32 "
+                  CFAFLAGS+=" -m32 "
+                  LDFLAGS+=" -m32 "
 			;;
 		x86_64)
-			CFLAGS+="-m64"
-                        CXXFLAGS+="-m64"
-                        CFAFLAGS+="-m64"
-                        LDFLAGS+="-m64"
+			CFLAGS+=" -m64 "
+			CXXFLAGS+=" -m64 "
+			CFAFLAGS+=" -m64 "
+			LDFLAGS+=" -m64 "
 			;;
 	esac