NAME

iso646.h — alternative spellings

SYNOPSIS

#include <iso646.h>

DESCRIPTION

^[CX] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1-2024 defers to the ISO C standard.

The <iso646.h> header shall define the following eleven macros (on the left) that expand to the corresponding tokens (on the right):

and

&&

and_eq

&=

bitand

&

bitor

|

compl

~

not

!

not_eq

!=

or

||

or_eq

|=

xor

^

xor_eq

^=

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SEE ALSO

None.

CHANGE HISTORY

First released in Issue 5. Derived from ISO/IEC 9899:1990/Amendment 1:1995 (E).