Fix mismatched fcntls in sys_set_blocking on unix

diff --git a/source/io/unix/handle.cpp b/source/io/unix/handle.cpp
index 307da64fac0a374b32341c05c9092548d69f1ce4..cb3ce4cae54c16aae8ceb83194044aac98aca94c 100644 (file)
--- a/source/io/unix/handle.cpp
+++ b/source/io/unix/handle.cpp
@@ -10,7 +10,7 @@ namespace IO {
 
 void sys_set_blocking(Handle &handle, bool b)
 {
-       int flags = fcntl(*handle, F_GETFD);
+       int flags = fcntl(*handle, F_GETFL);
        fcntl(*handle, F_SETFL, (flags&~O_NONBLOCK)|(b?0:O_NONBLOCK));
 }