magic

#
# Add the following to the end of your /etc/magic file to get the 'file'
# command to recognize some MySQL files.
#
0       beshort           0xfe01        MySQL table definition file
>2      byte            x               Version %d
0       belong&0xffffff00 0xfefe0300    MySQL MISAM index file
>3      byte            x               Version %d
0       belong&0xffffff00 0xfefe0700    MySQL MISAM compressed data file
>3      byte            x               Version %d
0       belong&0xffffff00 0xfefe0500    MySQL ISAM index file
>3      byte            x               Version %d
0       belong&0xffffff00 0xfefe0600    MySQL ISAM compressed data file
>3      byte            x               Version %d
0       string           \376bin        MySQL replication log