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-rwxr-xr-xapplications/luci-app-ddns/luasrc/tools/ddns.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/applications/luci-app-ddns/luasrc/tools/ddns.lua b/applications/luci-app-ddns/luasrc/tools/ddns.lua
index 6f0c7f0952..2b92e3e636 100755
--- a/applications/luci-app-ddns/luasrc/tools/ddns.lua
+++ b/applications/luci-app-ddns/luasrc/tools/ddns.lua
@@ -103,7 +103,7 @@ function env_info(type)
end
local function has_nslookup()
- return (SYS.call( [[$(which nslookup) localhost 2>&1 | grep -qF "(null)"]] ) ~= 0)
+ return (SYS.call( [[which nslookup >/dev/null 2>&1]] ) == 0)
end
if type == "has_bindhost" then