Test POSIX 1003.1 2016 chapter 13 "Headers".

And fix one thing that this found: apparently <stdlib.h> should also
make the various *WAIT* macros available.

Bug: N/A
Test: builds
Change-Id: Id879bf3c1bddd1170261a809e7280150a74d6b3d
diff --git a/tests/headers/posix/langinfo_h.c b/tests/headers/posix/langinfo_h.c
new file mode 100644
index 0000000..d38d41b
--- /dev/null
+++ b/tests/headers/posix/langinfo_h.c
@@ -0,0 +1,95 @@
+/*
+ * 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 <langinfo.h>
+
+#include "header_checks.h"
+
+static void langinfo_h() {
+  TYPE(locale_t);
+  TYPE(nl_item);
+
+  MACRO_TYPE(nl_item, CODESET);
+  MACRO_TYPE(nl_item, D_T_FMT);
+  MACRO_TYPE(nl_item, D_FMT);
+  MACRO_TYPE(nl_item, T_FMT);
+  MACRO_TYPE(nl_item, T_FMT_AMPM);
+  MACRO_TYPE(nl_item, AM_STR);
+  MACRO_TYPE(nl_item, PM_STR);
+  MACRO_TYPE(nl_item, DAY_1);
+  MACRO_TYPE(nl_item, DAY_2);
+  MACRO_TYPE(nl_item, DAY_3);
+  MACRO_TYPE(nl_item, DAY_4);
+  MACRO_TYPE(nl_item, DAY_5);
+  MACRO_TYPE(nl_item, DAY_6);
+  MACRO_TYPE(nl_item, DAY_7);
+  MACRO_TYPE(nl_item, ABDAY_1);
+  MACRO_TYPE(nl_item, ABDAY_2);
+  MACRO_TYPE(nl_item, ABDAY_3);
+  MACRO_TYPE(nl_item, ABDAY_4);
+  MACRO_TYPE(nl_item, ABDAY_5);
+  MACRO_TYPE(nl_item, ABDAY_6);
+  MACRO_TYPE(nl_item, ABDAY_7);
+  MACRO_TYPE(nl_item, MON_1);
+  MACRO_TYPE(nl_item, MON_2);
+  MACRO_TYPE(nl_item, MON_3);
+  MACRO_TYPE(nl_item, MON_4);
+  MACRO_TYPE(nl_item, MON_5);
+  MACRO_TYPE(nl_item, MON_6);
+  MACRO_TYPE(nl_item, MON_7);
+  MACRO_TYPE(nl_item, MON_8);
+  MACRO_TYPE(nl_item, MON_9);
+  MACRO_TYPE(nl_item, MON_10);
+  MACRO_TYPE(nl_item, MON_11);
+  MACRO_TYPE(nl_item, MON_12);
+  MACRO_TYPE(nl_item, ABMON_1);
+  MACRO_TYPE(nl_item, ABMON_2);
+  MACRO_TYPE(nl_item, ABMON_3);
+  MACRO_TYPE(nl_item, ABMON_4);
+  MACRO_TYPE(nl_item, ABMON_5);
+  MACRO_TYPE(nl_item, ABMON_6);
+  MACRO_TYPE(nl_item, ABMON_7);
+  MACRO_TYPE(nl_item, ABMON_8);
+  MACRO_TYPE(nl_item, ABMON_9);
+  MACRO_TYPE(nl_item, ABMON_10);
+  MACRO_TYPE(nl_item, ABMON_11);
+  MACRO_TYPE(nl_item, ABMON_12);
+  MACRO_TYPE(nl_item, ERA);
+  MACRO_TYPE(nl_item, ERA_D_FMT);
+  MACRO_TYPE(nl_item, ERA_D_T_FMT);
+  MACRO_TYPE(nl_item, ERA_T_FMT);
+  MACRO_TYPE(nl_item, ALT_DIGITS);
+  MACRO_TYPE(nl_item, RADIXCHAR);
+  MACRO_TYPE(nl_item, THOUSEP);
+  MACRO_TYPE(nl_item, YESEXPR);
+  MACRO_TYPE(nl_item, NOEXPR);
+  MACRO_TYPE(nl_item, CRNCYSTR);
+
+  FUNCTION(nl_langinfo, char* (*f)(nl_item));
+  FUNCTION(nl_langinfo_l, char* (*f)(nl_item, locale_t));
+}