apologies, should've read POSIX first. netbsd is not alone in having
'extern int signgam', that is part of POSIX.
so at least we won't be the only ones to have an issue if compilers
decide to replace lgamma.
hi folks,
we have a small compatible extension to lgamma, a standard C function.
we provide the sign of gamma(x) result in signgam, in a global.
we also have a reentry safe version, lgamma_r, where signgam is passed
as an argument.
because this is a standard C function, I assume the compiler is
