diff --git a/7.3.565 b/7.3.565
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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.566
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.566
+Problem:    Can't generate proto file for Python 3.
+Solution:   Add PYTHON3_CFLAGS to LINT_CFLAGS.
+Files:	    src/Makefile
+
+
+*** ../vim-7.3.564/src/Makefile	2012-06-13 19:19:36.000000000 +0200
+--- src/Makefile	2012-06-20 18:36:14.000000000 +0200
+***************
+*** 1339,1345 ****
+  # with "-E".
+  OSDEF_CFLAGS = $(PRE_DEFS) $(POST_DEFS)
+  
+! LINT_CFLAGS = -DLINT -I. $(PRE_DEFS) $(POST_DEFS) $(RUBY_CFLAGS) $(LUA_CFLAGS) $(PERL_CFLAGS) $(PYTHON_CFLAGS) -Dinline= -D__extension__= -Dalloca=alloca
+  
+  LINT_EXTRA = -DUSE_SNIFF -DHANGUL_INPUT -D"__attribute__(x)="
+  
+--- 1339,1345 ----
+  # with "-E".
+  OSDEF_CFLAGS = $(PRE_DEFS) $(POST_DEFS)
+  
+! LINT_CFLAGS = -DLINT -I. $(PRE_DEFS) $(POST_DEFS) $(RUBY_CFLAGS) $(LUA_CFLAGS) $(PERL_CFLAGS) $(PYTHON_CFLAGS) $(PYTHON3_CFLAGS) -Dinline= -D__extension__= -Dalloca=alloca
+  
+  LINT_EXTRA = -DUSE_SNIFF -DHANGUL_INPUT -D"__attribute__(x)="
+  
+*** ../vim-7.3.564/src/version.c	2012-06-20 17:56:06.000000000 +0200
+--- src/version.c	2012-06-20 18:39:04.000000000 +0200
+***************
+*** 716,717 ****
+--- 716,719 ----
+  {   /* Add new patch number below this line */
++ /**/
++     565,
+  /**/
+
+-- 
+hundred-and-one symptoms of being an internet addict:
+47. You are so familiar with the WWW that you find the search engines useless.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///