Patch #568124: Add doc string macros.
diff --git a/Modules/grpmodule.c b/Modules/grpmodule.c
index daad574..c834009 100644
--- a/Modules/grpmodule.c
+++ b/Modules/grpmodule.c
@@ -15,11 +15,11 @@
    {0}
 };
 
-static char struct_group__doc__[] =
+PyDoc_STRVAR(struct_group__doc__,
 "grp.struct_group: Results from getgr*() routines.\n\n\
 This object may be accessed either as a tuple of\n\
   (gr_name,gr_passwd,gr_gid,gr_mem)\n\
-or via the object attributes as named in the above tuple.\n";
+or via the object attributes as named in the above tuple.\n");
 
 static PyStructSequence_Desc struct_group_type_desc = {
    "grp.struct_group",
@@ -139,7 +139,7 @@
     {NULL,		NULL}		/* sentinel */
 };
 
-static char grp__doc__[] =
+PyDoc_STRVAR(grp__doc__,
 "Access to the Unix group database.\n\
 \n\
 Group entries are reported as 4-tuples containing the following fields\n\
@@ -153,7 +153,7 @@
 The gid is an integer, name and password are strings.  (Note that most\n\
 users are not explicitly listed as members of the groups they are in\n\
 according to the password database.  Check both databases to get\n\
-complete membership information.)";
+complete membership information.)");
 
 
 DL_EXPORT(void)