[gtk-osx] Add $OBJC because enchant uses it and defaults to /usr/bin if it isn't set

[John Ralls <jralls src gnome org>]

commit 33802b68c4b7f094b8a7e0959a7b4450f450c59b
Author: John Ralls <jralls ceridwen us>
Date:   Thu Sep 27 13:38:44 2012 -0700

    Add $OBJC because enchant uses it and defaults to /usr/bin if it isn't set

 jhbuildrc-gtk-osx |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/jhbuildrc-gtk-osx b/jhbuildrc-gtk-osx
index a010ddb..6a0069c 100644
--- a/jhbuildrc-gtk-osx
+++ b/jhbuildrc-gtk-osx
@@ -280,12 +280,15 @@ def setup_sdk(target, sdk_version, architectures=[_default_arch]):
     #SDK 10.4 doesn't support gcc4.2.
     if  xcodeversion == 3.0 or sdk_version == "10.4u":
         os.environ["CC"] = os.path.join(_toolpath, "gcc-4.0")
+        os.environ["OBJC"] = os.path.join(_toolpath, "gcc-4.0")
         os.environ["CXX"] = os.path.join(_toolpath, "g++-4.0")
     elif _osx_version >= 7.0 and xcodeversion > 4.0:
         os.environ["CC"] = os.path.join(_toolpath, "llvm-gcc-4.2")
+        os.environ["OBJC"] = os.path.join(_toolpath, "llvm-gcc-4.2")
         os.environ["CXX"] = os.path.join(_toolpath, "llvm-g++-4.2")
     else:
         os.environ["CC"] = os.path.join(_toolpath, "gcc-4.2")
+        os.environ["OBJC"] = os.path.join(_toolpath, "gcc-4.2")
         os.environ["CXX"] = os.path.join(_toolpath, "g++-4.2")
 
     # Set the -arch flags for everything we're building.