Allow sysctl to read confs from /etc/sysctl.d

Fixes #203.

init.d/sysctl.BSD.in

@@ -12,13 +12,21 @@ depend()
 start()
 {
 	[ -e /etc/sysctl.conf ] || return 0
-	local retval=0 var= comments=
+	local retval=0 var= comments= conf=
 	ebegin "Configuring kernel parameters"
+	eindent
+	for conf in /etc/sysctl.d/*.conf /etc/sysctl.conf; do
+		if [ -r "$conf" ]; then
+			vebegin "applying $conf"
 			while read var comments; do
 				case "$var" in
 				""|"#"*) continue;;
 				esac
 				sysctl -w "$var" >/dev/null || retval=1
-	done < /etc/sysctl.conf
+			done < "$conf"
+			veend $retval
+		fi
+	done
+	eoutdent
 	eend $retval "Some errors were encountered"
 }

init.d/sysctl.Linux.in

@@ -11,8 +11,16 @@ depend()
 
 start()
 {
-	[ -e /etc/sysctl.conf ] || return 0
+	local conf= retval=0
 	ebegin "Configuring kernel parameters"
-	sysctl -p >/dev/null
-	eend $? "Some errors were encountered"
+	eindent
+	for conf in /etc/sysctl.d/*.conf /etc/sysctl.conf; do
+		if [ -r "$conf" ]; then
+			vebegin "applying $conf"
+			sysctl -p "$conf" >/dev/null
+			veend $? || retval=1
+		fi
+	done
+	eoutdent
+	eend $retval "Some errors were encountered"
 }