Don't pick up gawk, doxygen...

devel/spidermonkey52/patches/patch-moz_configure

@@ -0,0 +1,23 @@
+$OpenBSD: patch-moz_configure,v 1.1 2017/10/28 21:32:14 ajacoutot Exp $
+
+Index: moz.configure
+--- moz.configure.orig
++++ moz.configure
+@@ -160,7 +160,7 @@ set_config('BUILD_BACKENDS', build_backends)
+ 
+ # Awk detection
+ # ==============================================================
+-awk = check_prog('AWK', ('gawk', 'mawk', 'nawk', 'awk'))
++awk = check_prog('AWK', ('awk',))
+ 
+ # Until the AWK variable is not necessary in old-configure
+ @depends(awk)
+@@ -245,7 +245,7 @@ tup = check_prog('TUP', tup_progs)
+ 
+ # Miscellaneous programs
+ # ==============================================================
+-check_prog('DOXYGEN', ('doxygen',), allow_missing=True)
++check_prog('DOXYGEN', ('remove-dependency-on-doxygen',), allow_missing=True)
+ check_prog('XARGS', ('xargs',))
+ 
+ @depends(target)