add posix 2008 limit.h

2 files changed, 2 insertions, 2 deletions

diff --git a/components/libc/getline/README.md b/components/libc/getline/README.md
index 8f52898c82..3ba5a96b3d 100644
--- a/components/libc/getline/README.md
+++ b/components/libc/getline/README.md
@@ -1,4 +1,4 @@
-# getline/getdelim for RT-Thread POSIX
+# getline/getdelim for RT-Thread POSIX(IEEE Std 1003.1-2008)
 
 [![Build Status](https://travis-ci.org/ivanrad/getline.svg?branch=master)](https://travis-ci.org/ivanrad/getline)
 
diff --git a/components/libc/getline/posix_getline.c b/components/libc/getline/posix_getline.c
index d4a7d3fce6..9853d09439 100644
--- a/components/libc/getline/posix_getline.c
+++ b/components/libc/getline/posix_getline.c
@@ -12,7 +12,7 @@
 #include <posix_getline.h>
 #include <stdlib.h>
 #include <errno.h>
-#include <limits.h>
+#include <rtlibc.h>
 
 ssize_t getdelim(char **lineptr, size_t *n, int delim, FILE *stream) {
     char *cur_pos, *new_lineptr;