/etc/X11/xinit/xinput.d/default-xim is in im-switch 1.23ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | #
# General configuration to set X Input Method (xim) for GTK and QT.
# See im-switch(8) and /usr/share/doc/im-switch/README.Debian .
#
# Define IM for traditional X application with XIM
#
# XIM server name
# XIM program /path/filename
# XIM program command line arguments
# XMODIFIERS environment parameter
#
XIM=none
XIM_PROGRAM=
XIM_ARGS=
#
# Define GTK and QT IM module
# They may or may not be using xim as the IM.
#
GTK_IM_MODULE=xim
QT_IM_MODULE=xim
#
# Define lists of packages neded for above IM to function
#
DEPENDS=
#
# Define X start up hook script to update IM environment
#
|