antiword: leave builddir clean

srcpkgs/antiword/patches/10_fix_buffer_overflow_wordole_c.patch

@@ -3,8 +3,8 @@ Author: <eriks@debian.org>
 Bug-Debian: http://bugs.debian.org/407015
 Last-Update: 2009-06-03
 
---- wordole.c	2005-08-26 21:49:57.000000000 +0200
-+++ wordole.c	2009-06-03 22:31:15.948014682 +0200
+--- antiword-0.37/wordole.c	2005-08-26 21:49:57.000000000 +0200
++++ antiword-0.37/wordole.c	2009-06-03 22:31:15.948014682 +0200
 @@ -259,6 +259,10 @@
  		}
  		tNameSize = (size_t)usGetWord(0x40, aucBytes);

srcpkgs/antiword/template

@@ -2,6 +2,8 @@
 pkgname=antiword
 version=0.37
 revision=2
+create_wrksrc=yes
+build_wrksrc="antiword-${version}"
 short_desc="Converts the binary files from Word to plain text and to PostScript"
 maintainer="Duncaen <duncaen@voidlinux.org>"
 license="GPL-3.0-only"