diff --git a/auto/unix b/auto/unix
index 1801830..a1c1162 100755
--- a/auto/unix
+++ b/auto/unix
@@ -120,6 +120,7 @@
 
 
 if [ $ngx_found = no ]; then
+
     # Cygiwn defines _sys_nerr
     ngx_feature="_sys_nerr"
     ngx_feature_name="NGX_SYS_NERR"