More conditional dependencies. * modules/faccessat (Depends-on): Add conditions. * modules/fchmodat (Depends-on): Likewise. * modules/fchownat (Depends-on): Likewise. * modules/fstatat (Depends-on): Likewise. * modules/mkfifoat (Depends-on): Likewise. * modules/readlinkat (Depends-on): Likewise. * modules/symlinkat (Depends-on): Likewise. * modules/unlinkat (Depends-on): Likewise. * modules/utimensat (Depends-on): Likewise. * modules/mkdirat (Depends-on): Add sys_stat. Add conditions. * modules/linkat (Depends-on): Refine the conditions. * modules/renameat (Depends-on): Likewise.

Description:
isnanl() function: test for NaN, without requiring libm.

Files:
lib/isnanl-nolibm.h
lib/isnanl.c
lib/isnan.c
lib/float+.h
m4/exponentl.m4
m4/isnanl.m4
m4/math_h.m4

Depends-on:
float
fpieee
memcmp

configure.ac:
gl_FUNC_ISNANL_NO_LIBM
if test $gl_func_isnanl_no_libm != yes; then
  AC_LIBOBJ([isnanl])
  gl_PREREQ_ISNANL
fi

Makefile.am:

Include:
"isnanl-nolibm.h"

License:
LGPL

Maintainer:
Bruno Haible