#define SYS_write			SWI_OS_NETBSD | 4
#define SYS_open			SWI_OS_NETBSD | 5
#define SYS_close			SWI_OS_NETBSD | 6
#define SYS_getpid			SWI_OS_NETBSD | 20
#define SYS_kill			SWI_OS_NETBSD | 37
#define SYS_munmap			SWI_OS_NETBSD | 73
#define SYS_madvise			SWI_OS_NETBSD | 75
#define SYS_fcntl			SWI_OS_NETBSD | 92
#define SYS_mmap			SWI_OS_NETBSD | 197
#define SYS___sysctl			SWI_OS_NETBSD | 202

	SYS_READLINK               = 4085
	SYS_USELIB                 = 4086
	SYS_SWAPON                 = 4087
	SYS_REBOOT                 = 4088
	SYS_READDIR                = 4089
	SYS_MMAP                   = 4090
	SYS_MUNMAP                 = 4091
	SYS_TRUNCATE               = 4092
	SYS_FTRUNCATE              = 4093
	SYS_FCHMOD                 = 4094
	SYS_FCHOWN                 = 4095
	SYS_GETPRIORITY            = 4096

	SYS_READLINK               = 85
	SYS_USELIB                 = 86
	SYS_SWAPON                 = 87
	SYS_REBOOT                 = 88
	SYS_READDIR                = 89
	SYS_MMAP                   = 90
	SYS_MUNMAP                 = 91
	SYS_TRUNCATE               = 92
	SYS_FTRUNCATE              = 93
	SYS_FCHMOD                 = 94
	SYS_FCHOWN                 = 95
	SYS_GETPRIORITY            = 96
	SYS_SETPRIORITY            = 97

#define SYS_read		4003
#define SYS_write		4004
#define SYS_open		4005
#define SYS_close		4006
#define SYS_getpid		4020
#define SYS_kill		4037
#define SYS_brk			4045
#define SYS_mmap		4090
#define SYS_munmap		4091
#define SYS_setitimer		4104
#define SYS_clone		4120
#define SYS_sched_yield		4162
#define SYS_nanosleep		4166
#define SYS_rt_sigreturn	4193
#define SYS_rt_sigaction	4194
#define SYS_rt_sigprocmask	4195

	SYS_FSTAT                   = 5005
	SYS_LSTAT                   = 5006
	SYS_POLL                    = 5007
	SYS_LSEEK                   = 5008
	SYS_MMAP                    = 5009
	SYS_MPROTECT                = 5010
	SYS_MUNMAP                  = 5011
	SYS_BRK                     = 5012
	SYS_RT_SIGACTION            = 5013
	SYS_RT_SIGPROCMASK          = 5014
	SYS_IOCTL                   = 5015
	SYS_PREAD64                 = 5016

#define SYS_write (SYS_BASE + 4)
#define SYS_open (SYS_BASE + 5)
#define SYS_close (SYS_BASE + 6)
#define SYS_getpid (SYS_BASE + 20)
#define SYS_kill (SYS_BASE + 37)
#define SYS_sigaltstack (SYS_BASE + 53)
#define SYS_munmap (SYS_BASE + 73)
#define SYS_madvise (SYS_BASE + 75)
#define SYS_setitimer (SYS_BASE + 83)
#define SYS_fcntl (SYS_BASE + 92)
#define SYS___sysctl (SYS_BASE + 202)
#define SYS_nanosleep (SYS_BASE + 240)

	SYS_GETPAGESIZE             = 64
	SYS_MSYNC                   = 65
	SYS_VFORK                   = 66
	SYS_PREAD64                 = 67
	SYS_PWRITE64                = 68
	SYS_MMAP                    = 71
	SYS_MUNMAP                  = 73
	SYS_MPROTECT                = 74
	SYS_MADVISE                 = 75
	SYS_VHANGUP                 = 76
	SYS_MINCORE                 = 78
	SYS_GETGROUPS               = 79

	SYS_GETITIMER      = 70  // { int sys_getitimer(int which, \
	SYS_SELECT         = 71  // { int sys_select(int nd, fd_set *in, fd_set *ou, \
	SYS_KEVENT         = 72  // { int sys_kevent(int fd, \
	SYS_MUNMAP         = 73  // { int sys_munmap(void *addr, size_t len); }
	SYS_MPROTECT       = 74  // { int sys_mprotect(void *addr, size_t len, \
	SYS_MADVISE        = 75  // { int sys_madvise(void *addr, size_t len, \

	SYS_READLINK                = 85
	SYS_USELIB                  = 86
	SYS_SWAPON                  = 87
	SYS_REBOOT                  = 88
	SYS_READDIR                 = 89
	SYS_MMAP                    = 90
	SYS_MUNMAP                  = 91
	SYS_TRUNCATE                = 92
	SYS_FTRUNCATE               = 93
	SYS_FCHMOD                  = 94
	SYS_GETPRIORITY             = 96
	SYS_SETPRIORITY             = 97

	SYS_FSTAT                   = 5
	SYS_LSTAT                   = 6
	SYS_POLL                    = 7
	SYS_LSEEK                   = 8
	SYS_MMAP                    = 9
	SYS_MPROTECT                = 10
	SYS_MUNMAP                  = 11
	SYS_BRK                     = 12
	SYS_RT_SIGACTION            = 13
	SYS_RT_SIGPROCMASK          = 14
	SYS_RT_SIGRETURN            = 15
	SYS_IOCTL                   = 16