ports/lang/rust/files/patch-configure

--- configure.orig	2012-01-22 04:29:36.401802685 +0800
+++ configure	2012-01-22 11:40:28.231803897 +0800
@@ -281,7 +281,6 @@
 
 probe_need CFG_PERL         perl
 probe_need CFG_PYTHON       python python2.6 python2 python3
-probe_need CFG_CURL         curl
 
 probe CFG_GIT              git
 probe CFG_CLANG            clang++
@@ -340,7 +339,8 @@
     CFG_CLANG_VERSION=$("$CFG_CLANG" \
                       --version \
                       | grep version \
-                      | cut -d ' ' -f 3)
+                      | sed 's/.*\(version .*\)/\1/' \
+                      | cut -d ' ' -f 2)
 
     case $CFG_CLANG_VERSION in
         (3.0svn | 3.0 | 3.1)