.\" Copyright (c) 2020-2022 by Alejandro Colomar .\" and Copyright (c) 2020 by Michael Kerrisk .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" .\" .TH fenv_t 3type 2023-10-31 "Linux man-pages 6.7" .SH NAME fenv_t, fexcept_t \- floating-point environment .SH LIBRARY Standard C library .RI ( libc ) .SH SYNOPSIS .nf .B #include .P .BR typedef " /* ... */ " fenv_t; .BR typedef " /* ... */ " fexcept_t; .fi .SH DESCRIPTION .I fenv_t represents the entire floating-point environment, including control modes and status flags. .P .I fexcept_t represents the floating-point status flags collectively. .P For further details see .BR fenv (3). .SH STANDARDS C11, POSIX.1-2008. .SH HISTORY C99, POSIX.1-2001. .SH SEE ALSO .BR fenv (3)