[master] dee5a1b16 Avoid unused variable on bsd

[Nils Goroll]

commit dee5a1b16e67d340b131fd58b6ae1b55d436c818
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Mon Jun 26 16:11:03 2023 +0200

    Avoid unused variable on bsd

diff --git a/bin/varnishd/mgt/mgt_jail.c b/bin/varnishd/mgt/mgt_jail.c
index 8a133707f..61ccc87ad 100644
--- a/bin/varnishd/mgt/mgt_jail.c
+++ b/bin/varnishd/mgt/mgt_jail.c
@@ -139,7 +139,6 @@ VJ_subproc(enum jail_subproc_e jse)
 int
 VJ_make_workdir(const char *dname)
 {
-	struct statvfs vfs[1];
 	int i;
 
 	AN(dname);
@@ -167,6 +166,8 @@ VJ_make_workdir(const char *dname)
 		    dname, VAS_errtxt(errno));
 
 #ifdef ST_NOEXEC
+	struct statvfs vfs[1];
+
 	/* deliberately ignore fstatvfs errors */
 	if (! fstatvfs(i, vfs) && vfs->f_flag & ST_NOEXEC) {
 		closefd(&i);