Hello! Here's a first result, got from using ktrace and kdump – and deleting almost ½ MB of text output:
17186 mv CALL geteuid 17186 mv RET geteuid 501/0x1f5 17186 mv CALL ioctl(0,0x4004667a ,0xbfffd498) 17186 mv RET ioctl 0 17186 mv CALL lstat(0xbfffd875,0xbfffcb28) 17186 mv NAMI "out" 17186 mv RET lstat 0 17186 mv CALL open(0xbfffd875,0x100000,0) 17186 mv NAMI "out" 17186 mv RET open 5 17186 mv CALL open(0x2a1dc,0x100004,0) 17186 mv NAMI "/proc/self/fd" 17186 mv RET open -1 errno 2 No such file or directory 17186 mv CALL stat(0x29410,0xbfffc790) 17186 mv NAMI "." 17186 mv RET stat 0 17186 mv CALL fstat(0x5,0xbfffc7f0) 17186 mv RET fstat 0 17186 mv CALL lstat(0xbfffd873,0xbfffd0e4) 17186 mv NAMI "k" 17186 mv RET lstat 0 17186 mv CALL open(0x29410,0,0) 17186 mv NAMI "." 17186 mv RET open 6 17186 mv CALL fcntl(0x6,0x1,0) 17186 mv RET fcntl 0 17186 mv CALL fcntl(0x6,0x2,0x1) 17186 mv RET fcntl 0 17186 mv CALL fchdir(0x5) 17186 mv RET fchdir -1 errno 20 Not a directory 17186 mv CALL close(0x6) 17186 mv RET close 0 Trying to open on Macs non-existent "/proc/self/fd" could cause a failure state suggesting mv to fchdir into a file, "out"… -- Mit evolutionären Grüßen Pete "Evolution" o __o _o _ °\___o /0~ -\<, ^\___ /=\\_/-% oo~_______ /\ /\______/ \_________O/ O_______________o===>-->O--o____