diff -urN noacl-patched/src/head.c 1/src/head.c
--- noacl-patched/src/head.c	2005-03-25 23:51:05.000000000 +0000
+++ 1/src/head.c	2005-03-30 14:04:37.000000000 +0000
@@ -995,15 +995,16 @@
 	    }
 	}
 
-      if (200112 <= posix2_version () && getenv ("POSIXLY_CORRECT"))
+      if (200112 <= posix2_version ())
 	{
 	  int n_string_prefix_len = end_n_string - n_string;
-	  error (0, 0, _("`-%s' option is obsolete; use `-%c %.*s%.*s%s'"),
+	  error (0, 0, _("`-%s' option is obsolete; use `-%c %.*s%.*s%s' since this will be removed in the future"),
 		 n_string, count_lines ? 'n' : 'c',
 		 n_string_prefix_len, n_string,
 		 multiplier_char != 0, &multiplier_char,
 		 header_mode_option[header_mode]);
-	  usage (EXIT_FAILURE);
+	  if (getenv("POSIXLY_CORRECT"))
+		  usage (EXIT_FAILURE);
 	}
 
       /* Append the multiplier character (if any) onto the end of