Corresponding Source.

       1) Use a suitable shared library mechanism for linking with the
       Library.  A suitable mechanism is one that (a) uses at run time
       a copy of the Library already present on the user's computer
       system, and (b) will operate properly with a modified version
       of the Library that is interface-compatible with the Linked
       Version.

pkg syscall (darwin-386), const EADDRINUSE = 48
pkg syscall (darwin-386), const EADDRNOTAVAIL = 49
pkg syscall (darwin-386), const EAFNOSUPPORT = 47
pkg syscall (darwin-386), const EAGAIN = 35
pkg syscall (darwin-386), const EALREADY = 37
pkg syscall (darwin-386), const EAUTH = 80
pkg syscall (darwin-386), const EBADARCH = 86
pkg syscall (darwin-386), const EBADEXEC = 85
pkg syscall (darwin-386), const EBADF = 9

pkg syscall, const EACCES Errno
pkg syscall, const EADDRINUSE Errno
pkg syscall, const EADDRNOTAVAIL Errno
pkg syscall, const EAFNOSUPPORT Errno
pkg syscall, const EAGAIN Errno
pkg syscall, const EALREADY Errno
pkg syscall, const EBADF Errno
pkg syscall, const EBUSY Errno
pkg syscall, const ECANCELED Errno
pkg syscall, const ECHILD Errno
pkg syscall, const ECONNABORTED Errno