glibc 2.4, Mac OS X 10.5, FreeBSD 6.2, AIX 7.1, Cygwin < 1.5.25-11.
@item
-This function returns +0.0 (not -0.0) for @samp{-0} on some platforms:
+This function returns +0.0 (not @minus{}0.0) for @samp{-0} on some platforms:
IRIX 6.5, OSF/1 4.0.
@item
Portability problems not fixed by Gnulib:
@itemize
@item
-This function returns +0.0 (not -0.0) for negative underflow on some
+This function returns +0.0 (not @minus{}0.0) for negative underflow on some
platforms:
glibc 2.7, Cygwin 1.5.x, mingw, MSVC 9.