[newlib-cygwin] newlib: posix: use local includes for local headers

[Michael Frysinger <vapier@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=56c65fb8d9c470c3a0a2ea43d353f3e961d0161e

commit 56c65fb8d9c470c3a0a2ea43d353f3e961d0161e
Author: Mike Frysinger <vapier@gentoo.org>
Date:   Sun Feb 13 05:43:42 2022 -0500

    newlib: posix: use local includes for local headers
    
    These headers aren't installed, so use "" includes instead of <> so
    we don't search system header paths.  This matches the style used
    elsewhere in the tree for these local headers, and makes it work
    w/out explicit -I flags (as needed with non-recursive make).

Diff:
---
 newlib/libc/posix/collate.c  | 4 ++--
 newlib/libc/posix/rune.h     | 2 +-
 newlib/libc/time/gettzinfo.c | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/newlib/libc/posix/collate.c b/newlib/libc/posix/collate.c
index 8bb04ef0d..a2f62c978 100644
--- a/newlib/libc/posix/collate.c
+++ b/newlib/libc/posix/collate.c
@@ -28,13 +28,13 @@
 #include <sys/cdefs.h>
 
 #include "namespace.h"
-#include <rune.h>
+#include "rune.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
 #include <unistd.h>
-#include <sysexits.h>
+#include "sysexits.h"
 #include "un-namespace.h"
 
 #include "collate.h"
diff --git a/newlib/libc/posix/rune.h b/newlib/libc/posix/rune.h
index 6966d3375..888e6fb04 100644
--- a/newlib/libc/posix/rune.h
+++ b/newlib/libc/posix/rune.h
@@ -36,7 +36,7 @@
 #ifndef	_RUNE_H_
 #define	_RUNE_H_
 
-#include <runetype.h>
+#include "runetype.h"
 #include <stdio.h>
 
 #define	_PATH_LOCALE	"/usr/share/locale"
diff --git a/newlib/libc/time/gettzinfo.c b/newlib/libc/time/gettzinfo.c
index 54c9bc2f0..c28e72f0a 100644
--- a/newlib/libc/time/gettzinfo.c
+++ b/newlib/libc/time/gettzinfo.c
@@ -1,5 +1,5 @@
 #include <sys/types.h>
-#include <local.h>
+#include "local.h"
 
 /* Shared timezone information for libc/time functions.  */
 static __tzinfo_type tzinfo = {1, 0,