AC_CHECK_HEADERS(netinet/in.h)
AC_CHECK_HEADERS(windows.h)
+dnl Allow creating autoconf independent header files for bytesex routines
+AC_CHECK_HEADER(arpa/inet.h, [GR_HAVE_ARPA_INET=1],[GR_HAVE_ARPA_INET=0])
+AC_CHECK_HEADER(netinet/in.h, [GR_HAVE_NETINET_IN=1],[GR_HAVE_NETINET_IN=0])
+AC_CHECK_HEADER(byteswap.h, [GR_HAVE_BYTESWAP=1],[GR_HAVE_BYTESWAP=0])
+AC_SUBST(GR_HAVE_ARPA_INET)
+AC_SUBST(GR_HAVE_NETINET_IN)
+AC_SUBST(GR_HAVE_BYTESWAP)
+
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_HEADER_TIME
-AC_C_BIGENDIAN
+AC_C_BIGENDIAN([GR_ARCH_BIGENDIAN=1],[GR_ARCH_BIGENDIAN=0])
+AC_SUBST(GR_ARCH_BIGENDIAN)
AC_STRUCT_TM
dnl Checks for library functions.
GRC_USRP
GRC_GR_USRP dnl this must come after GRC_USRP
GRC_GR_GCELL dnl this must come after GRC_GCELL and GRC_GNURADIO_CORE
-GRC_GR_MSDD6000
+#GRC_GR_MSDD6000
GRC_GR_AUDIO_ALSA
GRC_GR_AUDIO_JACK
GRC_GR_AUDIO_OSS