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1 #include <u.h>2 #include <libc.h>3 #include <venti.h>5 VtConn*6 vtdial(char *addr)7 {8 char *na;9 int fd;10 VtConn *z;12 if(addr == nil)13 addr = getenv("venti");14 if(addr == nil)15 addr = "$venti";17 na = netmkaddr(addr, "tcp", "venti");18 if((fd = dial(na, nil, nil, nil)) < 0)19 return nil;21 z = vtconn(fd, fd);22 if(z)23 strecpy(z->addr, z->addr+sizeof z->addr, na);24 return z;25 }