diff -up ksh-20090501/src/cmd/ksh93/data/builtins.c.builtins ksh-20090501/src/cmd/ksh93/data/builtins.c
--- ksh-20090501/src/cmd/ksh93/data/builtins.c.builtins	2009-04-12 09:38:03.000000000 +0200
+++ ksh-20090501/src/cmd/ksh93/data/builtins.c	2009-05-05 11:20:30.601284246 +0200
@@ -125,6 +125,7 @@ const struct shtable3 shtab_builtins[] =
 #ifdef SHOPT_CMDLIB_HDR
 #include SHOPT_CMDLIB_HDR
 #else
+#if 0
 	CMDLIST(basename)
 	CMDLIST(chmod)
 	CMDLIST(dirname)
@@ -139,6 +140,7 @@ const struct shtable3 shtab_builtins[] =
 	CMDLIST(wc)
 	CMDLIST(sync)
 #endif
+#endif
 #if SHOPT_REGRESS
 	"__regress__",		NV_BLTIN|BLT_ENV,	bltin(__regress__),
 #endif