[binutils-gdb] sim: cris: add unistd.h for environ decl

[Michael Frysinger]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e82a36be9a4bb2b27379b2b3862c5ff09cdfab8b

commit e82a36be9a4bb2b27379b2b3862c5ff09cdfab8b
Author: Mike Frysinger <vapier@gentoo.org>
Date:   Sun May 23 00:41:04 2021 -0400

    sim: cris: add unistd.h for environ decl
    
    We include environ.h for the fallback, but we still need to include
    unistd.h in case it provides it as gnulib will detect.

Diff:
---
 sim/cris/ChangeLog | 4 ++++
 sim/cris/sim-if.c  | 1 +
 2 files changed, 5 insertions(+)

diff --git a/sim/cris/ChangeLog b/sim/cris/ChangeLog
index 06ca4e4132b..1b4a5fe3366 100644
--- a/sim/cris/ChangeLog
+++ b/sim/cris/ChangeLog
@@ -1,3 +1,7 @@
+2021-05-23  Mike Frysinger  <vapier@gentoo.org>
+
+	* sim-if.c: Include unistd.h.
+
 2021-05-17  Mike Frysinger  <vapier@gentoo.org>
 
 	* sim-main.h (struct sim_state): Delete.
diff --git a/sim/cris/sim-if.c b/sim/cris/sim-if.c
index 15a4018b5b7..cea499d1daa 100644
--- a/sim/cris/sim-if.c
+++ b/sim/cris/sim-if.c
@@ -30,6 +30,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "sim-main.h"
 #include <stdlib.h>
 #include <errno.h>
+#include <unistd.h>
 #include "sim-options.h"
 #include "dis-asm.h"
 #include "environ.h"