osx man page for signbit

Query: signbit

OS: osx

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

SIGNBIT(3)						   BSD Library Functions Manual 						SIGNBIT(3)

NAME
signbit -- determine whether a floating-point number's sign is negative
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <math.h> int signbit(real-floating x);
DESCRIPTION
The signbit() macro takes an argument of x. It returns non-zero if the value of the argument's sign is negative, otherwise 0.
SEE ALSO
fpclassify(3), math(3)
STANDARDS
The signbit() macro conforms to ISO/IEC 9899:1999 (``ISO C99'').
BSD
February 11, 2003 BSD
Related Man Pages
signbit(3p) - centos
signbit(3) - linux
fpclassify(3) - netbsd
signbit(3m) - hpux
signbit(3) - opendarwin
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