--- gforth/configure.in	2008/10/13 20:20:56	1.254
+++ gforth/configure.in	2008/10/15 15:27:33	1.255
@@ -290,7 +290,7 @@ case "$host_cpu" in
 		#particular, the delay slots of LW, MFLO, etc.)
 		#
 		#Therefore we disable dynamic native code by default:
-		if test -z $no_dynamic_default; then
+		if test -z "$no_dynamic_default"; then
 		    no_dynamic_default=1
 		    AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
 		fi
@@ -872,10 +872,10 @@ AC_CHECK_FUNCS(expm1 log1p)
 AC_REPLACE_FUNCS(rint ecvt)
 dnl No check for select, because our replacement is no good under
 dnl anything but DOS
-AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h)
+AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h wchar.h)
 AC_FUNC_FNMATCH
 test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
-AC_CHECK_FUNCS(mmap sysconf getpagesize)
+AC_CHECK_FUNCS(mmap sysconf getpagesize wcwidth)
 AM_PATH_LISPDIR
 
 kernel_fi=kernl${vwordsize}${bytesex}.fi