re-edit

stage/toolchain/m4.bash

@@ -0,0 +1,17 @@
+
+fetch $M4_URL
+
+cd "$SOURCES" && tar xf m4-$M4_VERSION.tar.xz && cd m4-$M4_VERSION
+
+sed -r '/_GL_EXTERN_C/s/w?memchr|bsearch/(&)/' -i $(find -name \*.in.h)
+
+./configure \
+	--prefix=/usr \
+	--host=$TARGET \
+	--build=$(build-aux/config.guess) \
+	--silent \
+	--quiet
+
+make  && make DESTDIR="$SYSROOT" install
+
+cd "$SOURCES" && rm -rf m4-$M4_VERSION