[newlib-cygwin/main] sys/stat.h: drop __INSIDE_CYGWIN__ guards

[Corinna Vinschen <corinna@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=3600654b78cc5e1482330d6d03ca87d5aeab04de

commit 3600654b78cc5e1482330d6d03ca87d5aeab04de
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Wed Jan 24 17:15:53 2024 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Wed Jan 31 20:11:58 2024 +0100

    sys/stat.h: drop __INSIDE_CYGWIN__ guards
    
    These were only necessary until we dropped 32 bit Cygwin.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 newlib/libc/include/sys/stat.h | 4 ++--
 winsup/cygwin/dir.cc           | 4 ----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/newlib/libc/include/sys/stat.h b/newlib/libc/include/sys/stat.h
index 98f5addb43db..b4e27f22edbe 100644
--- a/newlib/libc/include/sys/stat.h
+++ b/newlib/libc/include/sys/stat.h
@@ -147,7 +147,7 @@ int	lstat (const char *__restrict __path, struct stat *__restrict __buf );
 int	mknod (const char *__path, mode_t __mode, dev_t __dev );
 #endif
 
-#if __ATFILE_VISIBLE && !defined(__INSIDE_CYGWIN__)
+#if __ATFILE_VISIBLE
 int	fchmodat (int, const char *, mode_t, int);
 int	fstatat (int, const char *__restrict , struct stat *__restrict, int);
 int	mkdirat (int, const char *, mode_t);
@@ -155,7 +155,7 @@ int	mkfifoat (int, const char *, mode_t);
 int	mknodat (int, const char *, mode_t, dev_t);
 int	utimensat (int, const char *, const struct timespec [2], int);
 #endif
-#if __POSIX_VISIBLE >= 200809 && !defined(__INSIDE_CYGWIN__)
+#if __POSIX_VISIBLE >= 200809
 int	futimens (int, const struct timespec [2]);
 #endif
 
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
index c2cba839eb5a..be999414a7ab 100644
--- a/winsup/cygwin/dir.cc
+++ b/winsup/cygwin/dir.cc
@@ -202,10 +202,6 @@ readdir_r (DIR *__restrict dir, dirent *__restrict de, dirent **__restrict ode)
   return res;
 }
 
-/* Not exposed through sys/stat.h when building Cygwin */
-extern "C" int fstatat (int, const char *__restrict ,
-			struct stat *__restrict, int);
-
 extern "C"
 ssize_t posix_getdents(int fd, void *buf, size_t nbytes, int flags)
 {