Normalize the POSIX phpinfo output

Instead of the Git attributes ident blob object name display only
extension status (enabled).

.gitattributes

@@ -1,7 +1,6 @@
 ext/mysqlnd/mysqlnd.h           ident
 ext/simplexml/simplexml.c       ident
 ext/iconv/php_iconv.h           ident
-ext/posix/posix.c               ident
 ext/recode/recode.c             ident
 ext/ext_skel.php                ident
 ext/phar/phar/pharcommand.inc   ident

ext/posix/posix.c

@@ -16,8 +16,6 @@
    +----------------------------------------------------------------------+
  */
 
-/* $Id$ */
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
@@ -321,7 +319,7 @@ static const zend_function_entry posix_functions[] = {
 static PHP_MINFO_FUNCTION(posix)
 {
 	php_info_print_table_start();
-	php_info_print_table_row(2, "Revision", "$Id$");
+	php_info_print_table_row(2, "POSIX support", "enabled");
 	php_info_print_table_end();
 }
 /* }}} */