getcwd: fix mingw bugs

[gnulib.git] / lib / getcwd-lgpl.c

diff --git a/lib/getcwd-lgpl.c b/lib/getcwd-lgpl.c
index a5596f8..53c5562 100644 (file)
--- a/lib/getcwd-lgpl.c
+++ b/lib/getcwd-lgpl.c
@@ -53,7 +53,7 @@ rpl_getcwd (char *buf, size_t size)
       if (!buf)
         {
           errno = ENOMEM;
-          return -1;
+          return NULL;
         }
       result = getcwd (buf, size);
       if (!result)