--- a/configure.in
+++ b/configure.in
@@ -176,7 +176,7 @@
 AC_FUNC_STRFTIME
 AC_FUNC_STRPTIME
 AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([alarm btowc bzero ftime getcwd gettimeofday localtime_r memcmp memcpy memmove memset mkstemp munmap pstat_getdynamic raise re_comp regcomp select setlocale strchr strcspn strdup strerror strrchr strstr strtol strtoul timegm])
+AC_CHECK_FUNCS([alarm btowc bzero ftime getcwd gettimeofday localtime_r memcmp memcpy memmove memset mkstemp munmap pstat_getdynamic raise re_comp regcomp rresvport select setlocale strchr strcspn strdup strerror strrchr strstr strtol strtoul timegm])
 AC_REPLACE_FUNCS(snprintf vsnprintf)
 
 # More header checks--here use C++
diff -ur a/htdig-3.2.0b6/htnet/Connection.cc b/htdig-3.2.0b6/htnet/Connection.cc
--- a/htnet/Connection.cc
+++ b/htnet/Connection.cc
@@ -64,7 +64,7 @@
 
 typedef void (*SIGNAL_HANDLER) (...);
 
-#ifndef _MSC_VER /* _WIN32 */
+#ifdef HAVE_RRESVPORT
 extern "C" {
     int rresvport(int *);
 }
@@ -161,8 +161,7 @@
     {
 	int	aport = IPPORT_RESERVED - 1;
 
-//  Native Windows (MSVC) has no rresvport
-#ifndef _MSC_VER /* _WIN32 */
+#ifdef HAVE_RRESVPORT
 	sock = rresvport(&aport);
 #else
 	return NOTOK;