new file mode 100644
--- /dev/null
+++ b/auto/lib/test
@@ -0,0 +1,27 @@
+
+# Copyright (C) Igor Sysoev
+
+
+echo $ngx_n "checking for $ngx_lib ..." $ngx_c
+echo >> $NGX_ERR
+echo "checking for $ngx_lib library" >> $NGX_ERR
+
+ngx_found=no
+
+echo "$ngx_lib_inc" > $NGX_AUTOTEST.c
+echo "int main() { $ngx_lib_test; return 0; }" >> $NGX_AUTOTEST.c
+
+eval "$CC $cc_test_flags $ngx_lib_cflags \
+     -o $NGX_AUTOTEST $NGX_AUTOTEST.c $ngx_libs \
+     >> $NGX_ERR 2>&1"
+
+if [ -x $NGX_AUTOTEST ]; then
+    echo " found"
+
+    ngx_found=yes
+
+else
+    echo " not found"
+fi
+
+rm $NGX_AUTOTEST*