Add some patches to make this port build with clang.

Feature safe:	yes

lang/rexx-wrapper/Makefile

@@ -23,10 +23,4 @@ GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-rexx=regina
 DATADIR=	${PREFIX}/share/rexx${PORTNAME}
 
-.include <bsd.port.pre.mk>
-
-.if ${CC} == "clang"
-BROKEN=		Does not configure with clang
-.endif
-
-.include <bsd.port.post.mk>
+.include <bsd.port.mk>

lang/rexx-wrapper/files/patch-configur

@@ -0,0 +1,11 @@
+--- configur.orig	2003-06-30 09:39:59.000000000 +0200
++++ configur	2011-11-29 13:21:17.000000000 +0100
+@@ -1476,7 +1476,7 @@
+ 
+ 
+ 
+-CC_LIST="gcc cc c89 acc"
++CC_LIST="gcc clang cc c89 acc"
+ 
+ mh_sysv_incdir=""
+ mh_sysv_libdir=""

lang/rexx-wrapper/files/patch-rexxwrap.cmd

@@ -0,0 +1,19 @@
+--- rexxwrap.cmd.orig	2006-09-22 01:16:29.000000000 +0200
++++ rexxwrap.cmd	2011-11-29 13:21:17.000000000 +0100
+@@ -84,7 +84,7 @@
+ implib.unirexx = 'rxx'
+ 
+ compiler.win32 = 'cygwin ming vc wcc borland lcc'
+-compiler.unix = 'gcc cc c89 egcs xlc'
++compiler.unix = 'gcc clang cc c89 egcs xlc'
+ compiler.qnx = 'cc'
+ compiler.os2 = 'gcc emxos2 emxdos wcc'
+ compiler.dos = 'djgpp'
+@@ -718,6 +718,7 @@
+          If _debug > 0 Then opt = '-g -DREXXWRAPPER_DEBUG='_debug
+          Else opt = '-O'
+          cc.gcc = 'gcc'
++         cc.clang='clang'
+          cc.egcs = 'egcs'
+          cc.cc = 'cc'
+          cc.xlc = 'xlc'