fix busybox compile on MirBSD for qemu-arm target, from mirabilos

toolchain/gcc/patches/mirbsd-compat.patch

@@ -0,0 +1,12 @@
+diff -Nur gcc-4.4.2.orig/gcc/configure gcc-4.4.2/gcc/configure
+--- gcc-4.4.2.orig/gcc/configure	Tue Mar 24 18:45:39 2009
++++ gcc-4.4.2/gcc/configure	Sat Dec 19 21:07:07 2009
+@@ -19381,7 +19381,7 @@
+   dynamic_linker='ldqnx.so'
+   ;;
+ 
+-openbsd*)
++mirbsd*|openbsd*)
+   version_type=sunos
+   sys_lib_dlsearch_path_spec="/usr/lib"
+   need_lib_prefix=no