--- gforth/configure.in	2007/01/10 12:43:29	1.166
+++ gforth/configure.in	2007/01/21 23:22:28	1.168
@@ -97,6 +97,19 @@ dnl   --without-peephole	disables peepho
 dnl 			but slower images.],
 dnl PEEPHOLE="$withval")
 
+AC_ARG_ENABLE(ec,
+	AC_HELP_STRING([--enable-ec],
+			[  Build gforth for systems without OS.]),
+	,enable_ec=no)
+if test "$enable_ec" = "yes"; then
+  echo "defining standalone system"
+  AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
+  EC_MODE="true"
+else
+  echo "defining hosted system"
+  EC_MODE="false"
+fi
+
 #variables mentioned in INSTALL
 AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])
 AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
@@ -139,6 +152,7 @@ test "$GCC" = "yes" || AC_MSG_ERROR(Gfor
 
 AC_SUBST(CC)
 AC_SUBST(DEBUGFLAG)
+AC_SUBST(EC_MODE)
 
 AC_MSG_CHECKING(make type)
 make_type=`make -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`