> ! vi_cv_version_luajit=`${vi_cv_path_luajit} -v 2>&1 | sed 's/LuaJIT
> \([0-9.]*\)\.[0-9]\(-[a-z0-9]\+\)\? .*/\1/'`
BSD sed cannot oparate this 'extended' regexp (without option),
so I think '\(-[a-z0-9]\+\)\?' should be replaced by '\(-[a-z0-9]*\)*'.
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diff --git a/src/configure.in b/src/configure.in
--- a/src/configure.in
+++ b/src/configure.in
@@ -496,7 +496,7 @@
if test "X$vi_cv_path_luajit" != "X"; then
dnl -- find LuaJIT version
AC_CACHE_CHECK(LuaJIT version, vi_cv_version_luajit,
- [ vi_cv_version_luajit=`${vi_cv_path_luajit} -v 2>&1 | sed 's/LuaJIT \([[0-9.]]*\)\.[[0-9]]\(-[[a-z0-9]]\+\)\? .*/\1/'` ])
+ [ vi_cv_version_luajit=`${vi_cv_path_luajit} -v 2>&1 | sed 's/LuaJIT \([[0-9.]]*\)\.[[0-9]]\(-[[a-z0-9]]*\)* .*/\1/'` ])
AC_CACHE_CHECK(Lua version of LuaJIT, vi_cv_version_lua_luajit,
[ vi_cv_version_lua_luajit=`${vi_cv_path_luajit} -e "print(_VERSION)" | sed 's/.* //'` ])
vi_cv_path_lua="$vi_cv_path_luajit"
