Strace of ipkg

2627  vfork()                           = 2629
2627  close(5 <unfinished ...>
2629  close(4 <unfinished ...>
2627  <... close resumed> )             = 0
2627  fcntl(4, F_GETFL)                 = 0 (flags O_RDONLY)
2627  ioctl(4, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffeed0) = -1 EINVAL (Invalid argument)
2627  read(4,  <unfinished ...>
2629  <... close resumed> )             = 0
2629  fcntl(5, F_GETFL)                 = 0x1 (flags O_WRONLY)
2629  ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffeed0) = -1 EINVAL (Invalid argument)
2629  rt_sigaction(SIGINT, {SIG_IGN}, {0x8049179, [INT], SA_RESTORER|SA_RESTART, 0x8073848}, 8) = 0
2629  rt_sigaction(SIGINT, {0x80590d4, [INT], SA_RESTORER|SA_RESTART, 0x8073848}, {SIG_IGN}, 8) = 0
2629  rt_sigaction(SIGHUP, {SIG_IGN}, {SIG_DFL}, 8) = 0
2629  rt_sigaction(SIGHUP, {0x80590d4, [HUP], SA_RESTORER|SA_RESTART, 0x8073848}, {SIG_IGN}, 8) = 0
2629  write(5, "./\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 10240 <unfinished ...>
2627  <... read resumed> "./\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
2627  read(4, "./control\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
2627  lstat("/tmp/ipkg-s0QPkJ/bitbake-doc-C3hSEA/control", 0xbfffee90) = -1 ENOENT (No such file or directory)
2627  open("/tmp/ipkg-s0QPkJ/bitbake-doc-C3hSEA/control", O_WRONLY|O_CREAT|O_TRUNC, 0666) = 5
2627  ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffedd0) = -1 ENOTTY (Inappropriate ioctl for device)