Something

sudo grep -R LC_ALL /etc/
Binary file /etc/alternatives/pager matches
Binary file /etc/alternatives/ex matches
Binary file /etc/alternatives/vi matches
Binary file /etc/alternatives/view matches
grep: /etc/alternatives/yacc: No such file or directory
grep: /etc/alternatives/cc.1.gz: No such file or directory
grep: /etc/alternatives/c++.1.gz: No such file or directory
grep: /etc/alternatives/kaffe-system/include: No such file or directory
Binary file /etc/alternatives/vimdiff matches
Binary file /etc/alternatives/vim matches
Binary file /etc/alternatives/gvimdiff matches
Binary file /etc/alternatives/rvim matches
Binary file /etc/alternatives/rview matches
Binary file /etc/alternatives/gvim matches
Binary file /etc/alternatives/gview matches
Binary file /etc/alternatives/rgview matches
Binary file /etc/alternatives/rgvim matches
Binary file /etc/alternatives/evim matches
Binary file /etc/alternatives/eview matches
/etc/init.d/mountnfs.sh:                        MOUNT_OUT="$(LC_ALL=C mount_all_nfs)"
/etc/init.d/keymap.sh:  for var in LANG LC_ALL LC_CTYPE; do
/etc/init.d/keymap.sh:  CHARMAP=`LANG=$LANG LC_ALL=$LC_ALL LC_CTYPE=$LC_CTYPE locale charmap`
/etc/init.d/console-screen.sh:    for var in LANG LC_ALL LC_CTYPE ; do
/etc/init.d/console-screen.sh:    CHARMAP=`LANG=$LANG LC_ALL=$LC_ALL LC_CTYPE=$LC_CTYPE locale charmap`
/etc/rcS.d/S45mountnfs.sh:                      MOUNT_OUT="$(LC_ALL=C mount_all_nfs)"
/etc/rcS.d/S48console-screen.sh:    for var in LANG LC_ALL LC_CTYPE ; do
/etc/rcS.d/S48console-screen.sh:    CHARMAP=`LANG=$LANG LC_ALL=$LC_ALL LC_CTYPE=$LC_CTYPE locale charmap`
/etc/rcS.d/S05keymap.sh:        for var in LANG LC_ALL LC_CTYPE; do
/etc/rcS.d/S05keymap.sh:        CHARMAP=`LANG=$LANG LC_ALL=$LC_ALL LC_CTYPE=$LC_CTYPE locale charmap`
grep: /etc/motd: No such file or directory
/etc/X11/gdm/XKeepsCrashing:  unset LC_ALL
/etc/gdm/XKeepsCrashing:  unset LC_ALL
/etc/backuppc/config.pl:                    . ' /usr/bin/env LC_ALL=C $tarPath -c -v -f - -C $shareName+'
/etc/backuppc/config.pl:                   . ' /usr/bin/env LC_ALL=C $tarPath -x -p --numeric-owner --same-owner'
/etc/backuppc/localhost.pl:$Conf{TarClientCmd} = '/usr/bin/env LC_ALL=C $tarPath -c -v -f - -C $shareName'
/etc/backuppc/config.pl.dpkg-old:                    . ' /usr/bin/env LC_ALL=C $tarPath -c -v -f - -C $shareName+'
/etc/backuppc/config.pl.dpkg-old:                  . ' /usr/bin/env LC_ALL=C $tarPath -x -p --numeric-owner --same-owner'