--- a/usr/src/lib/libshell/i386/src/cmd/ksh93/FEATURE/options	Wed Apr 28 09:25:44 2010 +0200
+++ b/usr/src/lib/libshell/i386/src/cmd/ksh93/FEATURE/options	Wed Apr 28 10:01:37 2010 +0200
@@ -12,9 +12,7 @@
 #ifndef SHOPT_DEVFD
 #   define SHOPT_DEVFD	1
 #endif
-#ifndef SHOPT_PFSH
-#   define SHOPT_PFSH	1
-#endif
+#undef  SHOPT_PFSH
 #undef  SHOPT_TEST_L
 #ifndef SHOPT_SYSRC
 #   define SHOPT_SYSRC	1