offsetof(3C) COMPATIBILITY FUNCTIONS offsetof(3C)
NAME
offsetof - offset of structure member
SYNOPSIS
#include <stddef.h>
size_t offsetof (type, member-designator);
DESCRIPTION
offsetof is a macro defined in stddef.h which expands to an
integral constant expression that has type size_t, the value
of which is the offset in bytes, to the structure member
(designated by member-designator), from the beginning of its
structure (designated by type).
Last change: C Programming Language Utilities 1