[jack@archAntec oe-core]$ strace flock test -c "echo 1 > test"
execve("/usr/bin/flock", ["flock", "test", "-c", "echo 1 > test"], [/* 41 vars */]) = 0
brk(0)                                  = 0xcd1000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=130095, ...}) = 0
mmap(NULL, 130095, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f4d8b1a1000
close(3)                                = 0
open("/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320\34\2\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=2023271, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4d8b1a0000
mmap(NULL, 3840528, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4d8abf8000
mprotect(0x7f4d8ad99000, 2093056, PROT_NONE) = 0
mmap(0x7f4d8af98000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1a0000) = 0x7f4d8af98000
mmap(0x7f4d8af9e000, 14864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f4d8af9e000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4d8b19f000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4d8b19e000
arch_prctl(ARCH_SET_FS, 0x7f4d8b19f700) = 0
mprotect(0x7f4d8af98000, 16384, PROT_READ) = 0
mprotect(0x604000, 4096, PROT_READ)     = 0
mprotect(0x7f4d8b1c1000, 4096, PROT_READ) = 0
munmap(0x7f4d8b1a1000, 130095)          = 0
brk(0)                                  = 0xcd1000
brk(0xcf2000)                           = 0xcf2000
open("/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=1852448, ...}) = 0
mmap(NULL, 1852448, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f4d8afd9000
close(3)                                = 0
open("test", O_RDONLY|O_CREAT|O_NOCTTY, 0666) = 3
flock(3, LOCK_EX)                       = -1 EBADF (Bad file descriptor)
write(2, "flock: ", 7flock: )                  = 7
write(2, "test", 4test)                     = 4
write(2, ": ", 2: )                       = 2
open("/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 4
fstat(4, {st_mode=S_IFREG|0644, st_size=2492, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4d8b1c0000
read(4, "# Locale name alias data base.\n#"..., 4096) = 2492
read(4, "", 4096)                       = 0
close(4)                                = 0
munmap(0x7f4d8b1c0000, 4096)            = 0
open("/usr/share/locale/en_GB.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_GB/LC_MESSAGES/libc.mo", O_RDONLY) = 4
fstat(4, {st_mode=S_IFREG|0644, st_size=1474, ...}) = 0
mmap(NULL, 1474, PROT_READ, MAP_PRIVATE, 4, 0) = 0x7f4d8b1c0000
close(4)                                = 0
open("/usr/share/locale/en.utf8/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
write(2, "Bad file descriptor\n", 20Bad file descriptor
)   = 20
close(1)                                = 0
close(2)                                = 0
exit_group(65)                          = ?
+++ exited with 65 +++