diff --git a/tests/headers/posix/grp_h.c b/tests/headers/posix/grp_h.c
new file mode 100644
index 0000000..7042e83
--- /dev/null
+++ b/tests/headers/posix/grp_h.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <grp.h>
+
+#include "header_checks.h"
+
+static void grp_h() {
+  TYPE(struct group);
+  STRUCT_MEMBER(struct group, char*, gr_name);
+  STRUCT_MEMBER(struct group, gid_t, gr_gid);
+  STRUCT_MEMBER(struct group, char**, gr_mem);
+
+  TYPE(gid_t);
+  TYPE(size_t);
+
+  FUNCTION(endgrent, void (*f)(void));
+  FUNCTION(getgrent, struct group* (*f)(void));
+  FUNCTION(getgrgid, struct group* (*f)(gid_t));
+  FUNCTION(getgrgid_r, int (*f)(gid_t, struct group*, char*, size_t, struct group**));
+  FUNCTION(getgrnam, struct group* (*f)(const char*));
+  FUNCTION(getgrnam_r, int (*f)(const char*, struct group*, char*, size_t, struct group**));
+  FUNCTION(setgrent, void (*f)(void));
+}