Required for compiling GHC in Haiku

boot.patch

--- boot        2011-01-31 00:25:34.215744512 +0000
+++ boot.new    2011-01-31 00:25:53.589561856 +0000
@@ -1,4 +1,4 @@
-#!/usr/bin/perl -w
+#!perl -w
 
 use strict;
 
@@ -43,7 +43,7 @@
 }
 
 # Create libraries/*/{ghc.mk,GNUmakefile}
-system("/usr/bin/perl", "-w", "boot-pkgs") == 0
+system("perl", "-w", "boot-pkgs") == 0
     or die "Running boot-pkgs failed: $?";
 
 my $tag;