TRUNCATE (7)         - empty a table or set of tables
cat (1)              - concatenate files and print on the standard output
ftruncate (2)        - truncate a file to a specified length
ftruncate64 (2)      - truncate a file to a specified length
gencat (1)           - Generate message catalog
strcat (3)           - concatenate two strings
strncat (3)          - concatenate two strings
strncat (9)          - Append a length-limited, C-string to another
tac (1)              - concatenate and print files in reverse
tarcat (1)           - concatenates the pieces of a GNU tar multi-volume archive
truncate (1)         - shrink or extend the size of a file to the specified size
truncate (2)         - truncate a file to a specified length
truncate64 (2)       - truncate a file to a specified length
truncate_inode_pages (9) - truncate *all* the pages from an offset
truncate_inode_pages_final (9) - truncate *all* pages before inode dies
truncate_inode_pages_range (9) - truncate range of pages specified by start &...
truncate_pagecache (9) - unmap and remove pagecache that has been truncated
truncate_pagecache_range (9) - unmap and remove pagecache that is hole-punched
truncate_setsize (9) - update inode and pagecache for a new file size
wcscat (3)           - concatenate two wide-character strings
wcsncat (3)          - concatenate two wide-character strings
xdr_truncate_encode (9) - truncate an encode buffer