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OS/2 Shareware BBS: 18 REXX
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OS/2 REXX Batch file
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1993-04-13
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1KB
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65 lines
/* REXX NTP Client
(C) 1993 by Steve Luzynski
Revision history:
V.1 - Initial Release
This program requires the rxSock dll function library, available
anywhere IBM EWS is found.
*/
trace on
/* setup socket package */
if RxFuncQuery("SockLoadFuncs") then
do
rc = RxFuncAdd("SockLoadFuncs", "RxSock", "SockLoadFuncs")
rc = SockLoadFuncs()
end
/* get ntp server address */
rc = SockGetHostByName("slc13.ins.cwru.edu", "host.!")
if (rc = 0) then
do
say "Unable to resolve name of ntp server."
exit
end
server = host.!addr
/* open a socket to the server */
sock = SockSocket("AF_INET", "SOCK_STREAM", "IPPROTO_TCP")
if (sock = -1) then
do
say "Error opening socket: " errno
exit
end
/* connect to server */
server.!family = "AF_INET"
server.!port = 13
server.!addr = server
rc = SockConnect(sock, "server.!")
if (sock = -1) then
do
say "Error connecting socket: " errno
exit
end
rc = SockRecv(sock, "data", 8000)
parse var data d1 d2 d3 d4 d5
say "Time set to" d4
time d4
rc = SockSend(sock, "quit")
rc = SockSoClose(sock)
exit