$OpenBSD: patch-configure_py,v 1.1 2020/07/31 21:22:48 naddy Exp $

account for CLANG_VENDOR when checking for llvm version
https://github.com/nodejs/node/commit/7f70c5de7073646b7c7d972ed4704cfcfe83af92

Index: configure.py
--- configure.py.orig
+++ configure.py
@@ -740,7 +740,7 @@ def get_nasm_version(asm):
 
 def get_llvm_version(cc):
   return get_version_helper(
-    cc, r"(^(?:FreeBSD )?clang version|based on LLVM) ([0-9]+\.[0-9]+)")
+    cc, r"(^(?:.+ )?clang version|based on LLVM) ([0-9]+\.[0-9]+)")
 
 def get_xcode_version(cc):
   return get_version_helper(
