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• How To Use: FreeBSD
• How To Use: DragonFly
• How To Use: NetBSD
• How To Use: OpenBSD
• How To Use: Solaris
• How To Use: Cygwin
• How To Use: Linux

memo

OS/Distribution	Compiler	aio type	ifdef
Fedora 15	gcc 4.6.0	Linux libaio	__linux__	kernel 2.6.40.4
CentOS 6	gcc 4.4.4			kernel 2.6.32
CentOS 5	gcc 4.1.2			kernel 2.6.18
FreeBSD 8.2R	gcc 4.2.1	POSIX aio +aio_waitcomplete() -aio_fsync()	__FreeBSD__	no O_LARGEFILE, TCP_CORK→TCP_NOPUSH
DragonFly 2.10.1.1R	gcc 4.4.5		__DragonFly__
NetBSD 5.1R	gcc 4.1.3	POSIX aio	__NetBSD__	no O_DIRECT
OpenBSD 4.9	gcc 4.2.1	none	__OpenBSD__
OpenIndiana 5.11	gcc 3.4.3	POSIX aio	__sun__	no O_DIRECT(directio()), s6_addr16, SOL_TCP→IPPROTO_TCP
9front 943	?	?	?
Windows 2008	?	FILE_FLAG_OVERLAPPED+IOCP?	_WIN32
Mac OS X Lion	gcc 3.3? LLVM?	same as FreeBSD??	__APPLE__
Cygwin	gcc 4.5.3	?	__CYGWIN__
MINGW	gcc 4.5.2?	?	__MINGW32__

gcc -dD -x c /dev/null -E |less

TODO

• OS support
  • MacOS X
  • Plan9
  • Haiku
  • GNU Hurd
  • MonaOS
  • Windows (MinGW)
  • iPhone
  • Android

DONE

• bs_paio (POSIX aio)
• bs_nbd (NBD client)
• OS support
  • FreeBSD
  • DragonFly BSD
  • NetBSD
  • OpenBSD
  • Solaris
  • Cygwin