Manpages - getbsize.3bsd

(See

for include usage.)

The

function returns a preferred block size for reporting by system utilities

and

based on the value of the

environment variable.

may be specified directly in bytes, or in multiples of a kilobyte by specifying a number followed by ``K’’ or ``k’’, in multiples of a megabyte by specifying a number followed by ``M’’ or ``m’’ or in multiples of a gigabyte by specifying a number followed by ``G’’ or ``g’’. Multiples must be integers.

Valid values of

are 512 bytes to 1 gigabyte. Sizes less than 512 bytes are rounded up to 512 bytes, and sizes greater than 1 GB are rounded down to 1 GB. In each case

produces a warning message.

The

function returns a pointer to a null-terminated string describing the block size, something like

The memory referenced by

is filled in with the length of the string (not including the terminating null). The memory referenced by

is filled in with block size, in bytes.

The

function first appeared in