[PATCH 19/24] errno may not be a gobal R/W variable, use a local variable instead (fix build on NetBSD)

[Manuel Bouyer <bouyer@xxxxxxxxxx>]

---
 tools/xenpaging/xenpaging.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/xenpaging/xenpaging.c b/tools/xenpaging/xenpaging.c
index 33098046c2..39c8c83b4b 100644
--- a/tools/xenpaging/xenpaging.c
+++ b/tools/xenpaging/xenpaging.c
@@ -180,10 +180,11 @@ static int xenpaging_get_tot_pages(struct xenpaging 
*paging)
 static void *init_page(void)
 {
     void *buffer;
+    int rc;
 
     /* Allocated page memory */
-    errno = posix_memalign(&buffer, XC_PAGE_SIZE, XC_PAGE_SIZE);
-    if ( errno != 0 )
+    rc = posix_memalign(&buffer, XC_PAGE_SIZE, XC_PAGE_SIZE);
+    if ( rc != 0 )
         return NULL;
 
     /* Lock buffer in memory so it can't be paged out */
-- 
2.28.0