--- gforth/configure.in	1996/10/28 17:24:33	1.27
+++ gforth/configure.in	1997/03/25 23:27:12	1.30
@@ -177,8 +177,10 @@ AC_SUBST(host)
 AC_SUBST(ENGINE_FLAGS)
 
 dnl Now a little support for DOS/DJGCC
-AC_SUBST(MAKE_EXE)
-MAKE_EXE=""
+AC_SUBST(GFORTH_EXE)
+GFORTH_EXE=""
+AC_SUBST(GFORTHDITC_EXE)
+GFORTHDITC_EXE=""
 
 PATHSEP=":"
 AC_SUBST(PATHSEP)
@@ -187,24 +189,14 @@ AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP')
 AC_SUBST(FORTHSIZES)
 
 dnl copy commands for systems that don't have links
-AC_SUBST(LINK_KERNL16L)
-LINK_KERNL16L=""
-AC_SUBST(LINK_KERNL16B)
-LINK_KERNL16B=""
-AC_SUBST(LINK_KERNL32L)
-LINK_KERNL32L=""
-AC_SUBST(LINK_KERNL32B)
-LINK_KERNL32B=""
-AC_SUBST(LINK_KERNL64L)
-LINK_KERNL64L=""
-AC_SUBST(LINK_KERNL64B)
-LINK_KERNL64B=""
+AC_SUBST(LINK_KERNL)
+LINK_KERNL=""
 
 #if test $host_os=dos
 #then
 #  echo Configuring for DOS!!!
 #  MAKE_EXE="coff2exe gforth"
-#  LINK_KERNL32L='$(CP) kernl32l.fi kernel.fi'
+#  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
 #fi
 
 dnl the following macro produces a warning with autoconf-2.1
@@ -237,6 +229,8 @@ AC_CHECK_FUNCS(rint expm1 log1p)
 AC_REPLACE_FUNCS(ecvt)
 dnl No check for select, because our replacement is no good under
 dnl anything but DOS
+AC_CHECK_HEADERS(sys/mman.h)
+AC_CHECK_FUNCS(mmap sysconf getpagesize)
 
 kernel_fi=kernl${wordsize}${bytesex}.fi
 AC_SUBST(kernel_fi)