SYS_SOCKET	1
SYS_BIND	2
SYS_CONNECT	3
SYS_LISTEN	4
SYS_ACCEPT	5
SYS_GETSOCKNAME	6
SYS_GETPEERNAME	7
SYS_SOCKETPAIR	8
SYS_SEND	9
SYS_RECV	10
SYS_SENDTO	11
SYS_RECVFROM	12
SYS_SHUTDOWN	13
SYS_SETSOCKOPT	14
SYS_GETSOCKOPT	15
SYS_SENDMSG	16
SYS_RECVMSG	17
SYS_ACCEPT4	18
SYS_RECVMMSG	19
SYS_SENDMMSG	20