syscall: SFD_NONBLOCK can be a constant, again

Since Perl exposes O_NONBLOCK as a constant, we can safely make
SFD_NONBLOCK a constant, too.  This is not the case for
SFD_CLOEXEC, since O_CLOEXEC is not exposed by Perl despite
being used internally in the interpreter.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/PublicInbox/LEI.pm b/lib/PublicInbox/LEI.pm
index 7b7f45de..03302f8a 100644
--- a/lib/PublicInbox/LEI.pm
+++ b/lib/PublicInbox/LEI.pm
@@ -16,7 +16,7 @@ use POSIX ();
 use IO::Handle ();
 use Sys::Syslog qw(syslog openlog);
 use PublicInbox::Config;
-use PublicInbox::Syscall qw($SFD_NONBLOCK EPOLLIN EPOLLONESHOT);
+use PublicInbox::Syscall qw(SFD_NONBLOCK EPOLLIN EPOLLONESHOT);
 use PublicInbox::Sigfd;
 use PublicInbox::DS qw(now dwaitpid);
 use PublicInbox::Spawn qw(spawn run_die);
@@ -704,7 +704,7 @@ sub lazy_start {
                 USR1 => \&noop,
                 USR2 => \&noop,
         };
-        my $sigfd = PublicInbox::Sigfd->new($sig, $SFD_NONBLOCK);
+        my $sigfd = PublicInbox::Sigfd->new($sig, SFD_NONBLOCK);
         local %SIG = (%SIG, %$sig) if !$sigfd;
         if ($sigfd) { # TODO: use inotify/kqueue to detect unlinked sockets
                 PublicInbox::DS->SetLoopTimeout(5000);