Something

root@pxeclient:~# strace dvbscan -adapter 0 /usr/share/dvb/dvb-t/fi-Jyvaskyla
mmap2(0xb7f7b000, 4576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7f7b000
close(3)                                = 0
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
open("/lib/tls/i686/cmov/libc.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0`\1\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=1307104, ...}) = 0
mmap2(NULL, 1312164, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7e25000
mmap2(0xb7f60000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13b) = 0xb7f60000
mmap2(0xb7f63000, 9636, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb7f63000
close(3)                                = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7e24000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7e248d0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_
in_pages:1, seg_not_present:0, useable:1}) = 0
mprotect(0xb7f60000, 4096, PROT_READ)   = 0
munmap(0xb7fa5000, 50541)               = 0
set_tid_address(0xb7e24918)             = 4266
sendto(-1209906912, umovestr: Input/output error
0xc, 3086458868, MSG_PROXY|MSG_EOR|MSG_DONTWAIT|MSG_CONFIRM|MSG_NOSIGNAL|0xb7e20000, {sa_family=AF_DECnet, sa_data="\0\0\320=
\0\0\r\0\0\0p\362\0\0"}, 3216938520) = 0
rt_sigaction(SIGRTMIN, {0xb7f6a3f0, [], SA_SIGINFO}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0xb7f6a300, [], SA_RESTART|SA_SIGINFO}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
uname({sys="Linux", node="pxeclient", ...}) = 0
open("/dev/dvb/adapter0/frontend0", O_RDWR) = 3
ioctl(3, 0x80a86f3d, 0xbfbe9028)        = 0
brk(0)                                  = 0x804c000
brk(0x806d000)                          = 0x806d000
open("/usr/share/dvb/dvb-t/fi-Jyvaskyla", O_RDONLY) = 4
fstat64(4, {st_mode=S_IFREG|0664, st_size=242, ...}) = 0
mmap2(NULL, 32768, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7faa000
read(4, "# Jyv\303\244skyl\303\244 DVB-T (Digita Finl"..., 32768) = 242
read(4, "", 32768)                      = 0
close(4)                                = 0
munmap(0xb7faa000, 32768)               = 0
ioctl(3, 0x40246f4c, 0xbfbe9010)        = 0
time(NULL)                              = 1185908549
time(NULL)                              = 1185908549
ioctl(3, 0x80046f45, 0xbfbe909c)        = 0
write(2, "Unable to query frontend status\n", 32Unable to query frontend status
) = 32
exit_group(1)                           = ?
Process 4266 detached