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-rw-r--r--hurd/hurd.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/hurd/hurd.h b/hurd/hurd.h
index 472fb9173b..968910fffb 100644
--- a/hurd/hurd.h
+++ b/hurd/hurd.h
@@ -109,8 +109,8 @@ extern int _hurd_set_brk (vm_address_t newbrk);
 
 /* Calls to get and set basic ports.  */
 
-extern error_t _hurd_ports_get (int which, mach_port_t *result);
-extern error_t _hurd_ports_set (int which, mach_port_t newport);
+extern error_t _hurd_ports_get (unsigned int which, mach_port_t *result);
+extern error_t _hurd_ports_set (unsigned int which, mach_port_t newport);
 
 extern process_t getproc (void);
 extern file_t getcwdir (void), getcrdir (void);