1 files changed, 14 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/getgrgid_r.c b/mdk-stage1/dietlibc/libcruft/getgrgid_r.c
new file mode 100644
index 000000000..a03bbfde5
--- /dev/null
+++ b/mdk-stage1/dietlibc/libcruft/getgrgid_r.c
@@ -0,0 +1,14 @@
+#include <string.h>
+#include <grp.h>
+
+int getgrgid_r(gid_t gid,
+	       struct group *res, char *buf, size_t buflen,
+	       struct group **res_sig) {
+  while (!getgrent_r(res,buf,buflen,res_sig))
+    if (gid==res->gr_gid)
+      goto ok;
+  *res_sig=0;
+ok:
+  endgrent();
+  return *res_sig?0:-1;
+}