Clears CLOEXEC flag on descriptor
Clones descriptor
, returning a new SafeDescriptor
that refers to the same file
descriptor
. The cloned descriptor will have the FD_CLOEXEC
flag set but will not share any
other file descriptor flags with descriptor
.
Clones fd
, returning a new file descriptor that refers to the same open file as fd
. The
cloned fd will have the FD_CLOEXEC
flag set but will not share any other file descriptor
flags with fd
.
Apply the specified modification to the file descriptor’s flags.
Adds CLOEXEC flag on descriptor