fenv_t(3type)

fenv_t3type

Floating-point environment

Usage

#include <fenv.h>

typedef /* ... */ fenv_t; typedef /* ... */ fexcept_t;

Library

Standard C library (libc)

Overview

fenv_t represents the entire floating-point environment, including control modes and status flags.

fexcept_t represents the floating-point status flags collectively.

For further details see fenv(3).

Releases

3 releases since Debian 12 (Bookworm); the text changed 2 times.

  1. 12
  2. 13
  3. Arch

Standards

C11, POSIX.1-2024.

History

C99, POSIX.1-2001.

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.