Command: grep open /tmp/whatever | grep -v 'No such file'

open("/etc/ld.so.cache", O_RDONLY)      = 3
open("/usr/lib/libgdbm.so.3", O_RDONLY) = 3
open("/lib/libc.so.6", O_RDONLY)        = 3
open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = 3
open("/etc/manpath.config", O_RDONLY|O_LARGEFILE) = 3
open("/usr/share/locale/locale.alias", O_RDONLY) = 3
open("/usr/share/man/en/man1", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/usr/local/man/man1", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/usr/local/share/man/man1", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man1", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/proc/meminfo", O_RDONLY)         = 4
open("/usr/share/man/cat1", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/index.db", O_RDONLY) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/local/man/man8", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/usr/local/share/man/man8", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man8", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/tmp/zman4Ss6Ic", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600) = 3
open("/tmp/zman4Ss6Ic", O_RDONLY|O_LARGEFILE) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man3", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man2", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man5", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man4", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man9", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man6", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/var/cache/man/oldlocal/index.db", O_RDONLY) = 3
open("/var/cache/man/local/index.db", O_RDONLY) = 3
open("/usr/share/man/man7", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY|0x80000) = 3
open("/tmp/zmant5IPJT", O_RDWR|O_CREAT|O_EXCL|O_LARGEFILE, 0600) = 3
open("/tmp/zmant5IPJT", O_RDONLY|O_LARGEFILE) = 3
open("/tmp/zmant5IPJT", O_RDONLY|O_LARGEFILE) = 3