configure.in: AC_SUBST_FILE should have been AC_SUBST

AC_SUBST_FILE happened to work in autoconf 2.59, but is broken in
autoconf 2.61.

diff --git a/configure.in b/configure.in
index 3def6cb..b97f536 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -87,7 +87,7 @@ AC_C_CONST
 AC_TYPE_SIZE_T
 
 dnl Checks for library functions.
-AC_SUBST_FILE(XOBJS)
+AC_SUBST(XOBJS)
 
 AC_CHECK_FUNCS(strcspn, ,
   AC_MSG_ERROR([NASM requires ANSI C (specifically, "strcspn")]))