fake:

package/base/glibc/glibc.conf

@@ -186,7 +186,7 @@ glibc_custmain() {
 
 	# No wrong absolute path in *.so linker scripts
 	#
-	if [ -d $root/ROCK/tools.cross ]; then
+	if [ -d $root/ROCK/tools.cross -a -z "$pkg_glibc_cross" ]; then
 		rm -f $root/ROCK/tools.cross/$arch_target/lib/libc.so
 		rm -f $root/ROCK/tools.cross/$arch_target/lib/libpthread.so
 		sed 's,/[^ ]*/,,g' $root/$prefix/lib/libc.so > $root/ROCK/tools.cross/$arch_target/lib/libc.so
@@ -356,3 +356,4 @@ then
 	var_append patchfiles " " $confdir/glibc$pkg_glibc_version/no_path_in_glibcso.diff
 fi
 [ $stagelevel -ne 1 ] && var_remove patchfiles "$confdir/glibc$pkg_glibc_version/gcc_eh.patch.cross"
+[ -n "$pkg_glibc_cross" ] && var_append patchfiles " " "$confdir/glibc$pkg_glibc_version/gcc_eh.patch.cross"