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dnl ######################################################################
dnl check the correct type for the 6th argument to recvfrom()
AC_DEFUN([AMU_TYPE_RECVFROM_FROMLEN],
[
AC_CACHE_CHECK(non-pointer type of 6th (fromlen) argument to recvfrom(),
ac_cv_recvfrom_fromlen,
[
# select the correct type
case "${host_os}" in
linux* )
ac_cv_recvfrom_fromlen="unsigned int" ;;
aix[[1-3]]* )
ac_cv_recvfrom_fromlen="int" ;;
aix* )
ac_cv_recvfrom_fromlen="size_t" ;;
# old macosx used "int" but all newer ones use socklen_t
macosx-10.[[0-3]]* )
ac_cv_recvfrom_fromlen="int" ;;
macosx* )
ac_cv_recvfrom_fromlen="socklen_t" ;;
*bsd* )
ac_cv_recvfrom_fromlen="socklen_t" ;;
* )
ac_cv_recvfrom_fromlen="int" ;;
esac
])
AC_DEFINE_UNQUOTED(RECVFROM_FROMLEN_TYPE, $ac_cv_recvfrom_fromlen)
])
dnl ======================================================================
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