From e7b3c1db9fdcb11e8d072f46f728f3867195ec13 Mon Sep 17 00:00:00 2001
From: Krul Ceter <kruceter@proton.me>
Date: Fri, 11 Nov 2022 21:19:14 +0300
Subject: [PATCH] Ioss_FileInfo.C: use unistd.h instead of sys/unistd.h

Build fails on musl-based Linux distributions.

As for glibc, sys/unistd.h contains "#include <unistd.h>", thus
pointing to unistd.h.
---
 packages/seacas/libraries/ioss/src/Ioss_FileInfo.C | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/packages/seacas/libraries/ioss/src/Ioss_FileInfo.C b/packages/seacas/libraries/ioss/src/Ioss_FileInfo.C
index 322368dd65..728358082e 100644
--- a/packages/seacas/libraries/ioss/src/Ioss_FileInfo.C
+++ b/packages/seacas/libraries/ioss/src/Ioss_FileInfo.C
@@ -26,7 +26,7 @@
 #define S_ISDIR(m) (((m)&_S_IFMT) == _S_IFDIR)
 #endif
 #else
-#include <sys/unistd.h>
+#include <unistd.h>
 #if defined(__APPLE__) && defined(__MACH__)
 #include <sys/param.h>
 #include <sys/mount.h>
@@ -41,9 +41,6 @@
 
 #include <cstdio>
 #include <sys/stat.h>
-#ifndef _MSC_VER
-#include <unistd.h>
-#endif
 
 namespace {
   bool internal_access(const std::string &name, int mode);