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@(#)getpagesize.3 6.1 (Berkeley) 05/15/85

C 5 getpagesize - get system page size

pagesize = getpagesize()
int pagesize;

Getpagesize returns the number of bytes in a page. Page granularity is the granularity of many of the memory management calls.

The page size is a system page size and may not be the same as the underlying hardware page size.

sbrk(2), pagesize(1)