clean up DllImport attributes

Any native function that can modify errno should have the
SetLastError attribute set to true. Also, no need to specify
EntryPoint if it's the same as the function name.

diff --git a/mcs/class/System/System.IO/KeventWatcher.cs b/mcs/class/System/System.IO/KeventWatcher.cs
index 996e0e9b61fafdaf6fa845d870a1e19b7a372ff5..5cc8a377356c8313510316d60479b2cb2f5dc31f 100644 (file)
--- a/mcs/class/System/System.IO/KeventWatcher.cs
+++ b/mcs/class/System/System.IO/KeventWatcher.cs
@@ -665,19 +665,19 @@ namespace System.IO {
                string fixupPath = null;
                string fullPathNoLastSlash = null;
 
-               [DllImport ("libc", EntryPoint="fcntl", CharSet=CharSet.Auto, SetLastError=true)]
+               [DllImport ("libc", CharSet=CharSet.Auto, SetLastError=true)]
                static extern int fcntl (int file_names_by_descriptor, int cmd, StringBuilder sb);
 
-               [DllImport ("libc")]
+               [DllImport ("libc", SetLastError=true)]
                extern static int open (string path, int flags, int mode_t);
 
                [DllImport ("libc")]
                extern static int close (int fd);
 
-               [DllImport ("libc")]
+               [DllImport ("libc", SetLastError=true)]
                extern static int kqueue ();
 
-               [DllImport ("libc")]
+               [DllImport ("libc", SetLastError=true)]
                extern static int kevent (int kq, [In]kevent[] ev, int nchanges, [Out]kevent[] evtlist, int nevents, [In] ref timespec time);
 
                [MethodImplAttribute(MethodImplOptions.InternalCall)]