/usr/share/man/man3/XmVaCreateManagedToggleButton.3.gz is in libmotif-dev 2.3.4-6+deb8u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man3/XmVaCreateToggleButton.3.gz
/usr/share/man/man3/XmVaCreateToggleButton.3.gz