-AC_CHECK_MEMBER([struct ip6_ext.ip6e_len], [],
-[
-# Solaris needs special definition to have ip6_ext defined
- # Invalidate cache so we can retest
- AS_UNSET([ac_cv_member_struct_ip6_ext_ip6e_len])
-
- SAVE_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -DSOLARIS2=8"
- AC_CHECK_MEMBER([struct ip6_ext.ip6e_len],[c_cv_ip6_ext_needs_d_solaris2_8=yes], [],
-[[#if HAVE_NETINET_IP_COMPAT_H
-# include <netinet/ip_compat.h>
-#endif
-]])
- CFLAGS="$SAVE_CFLAGS"
-],[[#if HAVE_NETINET_IP_COMPAT_H
-# include <netinet/ip_compat.h>
-#endif
-]])
-
-AC_MSG_CHECKING([if struct ip6_ext.ip6e_len reauired -DSOLARIS2=8])
-if test "x$c_cv_ip6_ext_needs_d_solaris2_8" = "xyes"
-then
- AC_MSG_RESULT([yes])
- CFLAGS="$CFLAGS -DSOLARIS2=8"
-else
- AC_MSG_RESULT([no])
-fi
-