cdecl: fix build on Lion

Signed-off-by: Jack Nagel <jacknagel@gmail.com>

Formula/cdecl.rb

@@ -6,6 +6,9 @@ class Cdecl < Formula
   md5 'c1927e146975b1c7524cbaf07a7c10f8'
 
   def install
+    # Fix namespace clash with Lion's getline
+    inreplace "cdecl.c", "getline", "cdecl_getline"
+
     inreplace "Makefile" do |s|
       s.change_make_var! "CC", ENV.cc
       s.change_make_var! "CFLAGS", "#{ENV.cflags} -DBSD -DUSE_READLINE"
@@ -13,6 +16,7 @@ class Cdecl < Formula
       s.change_make_var! "BINDIR", bin
       s.change_make_var! "MANDIR", man1
     end
+
     system "make"
     bin.mkdir
     man1.mkpath