eventfd implementation of the signaler

Eventfd (on Linux) is more efficient that socketpair
for passing simple signals.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/signaler.hpp b/src/signaler.hpp
index 2ebff41..dd474d9 100644
--- a/src/signaler.hpp
+++ b/src/signaler.hpp
@@ -49,7 +49,7 @@ namespace zmq
         //  to pass the signals.
         static int make_fdpair (fd_t *r_, fd_t *w_);
 
-        //  Write & read end of the socketpair.
+        //  Underlying write & read file descriptor.
         fd_t w;
         fd_t r;