3889. [port] hurd: configure fixes as per:

                        https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=746540

CHANGES

+3889.	[port]		hurd: configure fixes as per:
+			https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=746540
+
 3888.	[func]		'rndc status' now reports the number of automatic
 			zones. [RT #36015]
 

configure

@@ -12591,7 +12591,7 @@ case "$host" in
 	# as it breaks how the two halves (Basic and Advanced) of the IPv6
 	# Socket API were designed to be used but we have to live with it.
 	# Define _GNU_SOURCE to pull in the IPv6 Advanced Socket API.
-	*-linux* | *-kfreebsd*-gnu)
+	*-linux* | *-kfreebsd*-gnu*)
 		STD_CDEFINES="$STD_CDEFINES -D_GNU_SOURCE"
 		CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 		;;
@@ -20428,7 +20428,7 @@ if test -f "${srcdir}/srcid"; then
 	. "${srcdir}/srcid"
 	BIND9_SRCID="SRCID=$SRCID"
 elif test -d "${srcdir}/.git"; then
-	BIND9_SRCID="SRCID="`(cd "${srcdir}";git log -n 1 --format=%h)`
+	BIND9_SRCID="SRCID="`(cd "${srcdir}";git rev-parse --short HEAD)`
 fi
@@ -20579,7 +20579,7 @@ fi
 if test "$dlopen" = "yes"; then
 	case $host in
-		*-linux*)
+		*-linux*|*-gnu*)
 			SO_CFLAGS="-fPIC"
 			SO_LDFLAGS=""
 			if test "$have_dl" = "yes"

configure.in

@@ -420,7 +420,7 @@ case "$host" in
 	# as it breaks how the two halves (Basic and Advanced) of the IPv6
 	# Socket API were designed to be used but we have to live with it.
 	# Define _GNU_SOURCE to pull in the IPv6 Advanced Socket API.
-	*-linux* | *-kfreebsd*-gnu)
+	*-linux* | *-kfreebsd*-gnu*)
 		STD_CDEFINES="$STD_CDEFINES -D_GNU_SOURCE"
 		CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 		;;
@@ -4180,7 +4180,7 @@ fi
 
 if test "$dlopen" = "yes"; then
 	case $host in
-		*-linux*)
+		*-linux*|*-gnu*)
 			SO_CFLAGS="-fPIC"
 			SO_LDFLAGS=""
 			if test "$have_dl" = "yes"