[newlib-cygwin] Drop use of not yet available type acl_perm_t

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=b8f9d8de2ccdd20f9b10094e65a1750f650c3088

commit b8f9d8de2ccdd20f9b10094e65a1750f650c3088
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Thu Jan 7 13:28:12 2016 +0100

    Drop use of not yet available type acl_perm_t
    
    	* sec_acl.cc (__aclcalcmask): Use mode_t instead of acl_perm_t
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/sec_acl.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/cygwin/sec_acl.cc b/winsup/cygwin/sec_acl.cc
index 63257ff..666506f 100644
--- a/winsup/cygwin/sec_acl.cc
+++ b/winsup/cygwin/sec_acl.cc
@@ -1298,7 +1298,7 @@ aclcheck32 (aclent_t *aclbufp, int nentries, int *which)
 void
 __aclcalcmask (aclent_t *aclbufp, int nentries)
 {
-  acl_perm_t mask = 0;
+  mode_t mask = 0;
   int mask_idx = -1;
 
   for (int idx = 0; idx < nentries; ++idx)