1 files changed, 10 insertions, 0 deletions
diff --git a/src/libstd/sys/vxworks/fd.rs b/src/libstd/sys/vxworks/fd.rs
index 65c67dabc1a..23e9dc428ce 100644
--- a/src/libstd/sys/vxworks/fd.rs
+++ b/src/libstd/sys/vxworks/fd.rs
@@ -54,6 +54,11 @@ impl FileDesc {
         Ok(ret as usize)
     }
 
+    #[inline]
+    fn is_read_vectored(&self) -> bool {
+        true
+    }
+
     pub fn read_to_end(&self, buf: &mut Vec<u8>) -> io::Result<usize> {
         let mut me = self;
         (&mut me).read_to_end(buf)
@@ -99,6 +104,11 @@ impl FileDesc {
         Ok(ret as usize)
     }
 
+    #[inline]
+    pub fn is_write_vectored(&self) -> bool {
+        true
+    }
+
     pub fn write_at(&self, buf: &[u8], offset: u64) -> io::Result<usize> {
         unsafe fn cvt_pwrite(
             fd: c_int,