Merge FreeBSD changes into GCC 3.3.1-prerelease.

Move FreeBSD specific flag variables from c-decl.c here.

contrib/gcc/c-common.c

@@ -260,6 +260,10 @@ int warn_missing_format_attribute;
 
 int warn_pointer_arith;
 
+/* Nonzero means do not warn that K&R style main() is not a function prototype. */
+
+int flag_bsd_no_warn_kr_main;
+
 /* Nonzero means warn for any global function def
    without separate previous prototype decl.  */
 
@@ -355,6 +359,10 @@ int flag_isoc94;
 
 int flag_isoc99;
 
+/* Nonzero means allow the BSD kernel printf enhancements.  */
+
+int flag_bsd_format;
+
 /* Nonzero means that we have builtin functions, and main is an int */
 
 int flag_hosted = 1;