Rewrite ARCHITECTURES syntax to new HaikuPorter changes.

HaikuPorter now does not care what is in ARCHITECTURES when
building for a SECONDARY_ARCHITECTURE.

dev-embedded/arduino/arduino-1.7.4.recipe

@@ -1,5 +1,5 @@
 SUMMARY="IDE for the Arduino embedded hardware family"
-DESCRIPTION="Arduino is an open-source tool used for building electronics projects. 
+DESCRIPTION="Arduino is an open-source tool used for building electronics projects.
 Arduino consists of a physical programmable circuit board (often referred to as a micro-controller) \
 and a development environment, or IDE (Integrated Development Environment) that runs on your computer, \
 used to write and upload computer code to the board."
@@ -16,12 +16,7 @@ SOURCE_URI_4="svn+https://github.com/arduino-org/Arduino/trunk/arduino-core/src/
 
 REVISION="1"
 
-ARCHITECTURES="x86 ?x86_64"
-if [ $effectiveTargetArchitecture != x86_gcc2 ]; then
-    ARCHITECTURES="$ARCHITECTURES x86_gcc2"
-else
-    ARCHITECTURES="$ARCHITECTURES !x86_gcc2"
-fi
+ARCHITECTURES="!x86_gcc2 x86 ?x86_64"
 SECONDARY_ARCHITECTURES="x86"
 
 PATCHES="arduino-1.7.4.patchset"
@@ -94,7 +89,7 @@ BUILD()
 
 	javac -encoding ISO-8859-1 -cp ./jssc-2.8.0.jar:$sourceDir/lib/arduino-core.jar \
 		$sourceDir2/build/processing/app/SerialPortList.java
-	rm $sourceDir2/build/processing/app/SerialPortList.java	
+	rm $sourceDir2/build/processing/app/SerialPortList.java
 
 	cd $sourceDir
 	javac -encoding ISO-8859-1 -cp java/lib/rt.jar:java/lib/tools.jar:./lib/pde.jar:./lib/arduino-core.jar \
@@ -115,7 +110,7 @@ INSTALL()
 {
 	arduinoDir=$appsDir/Arduino
 	mkdir -p $arduinoDir
-	
+
 	cp -r examples $arduinoDir
 	cp -r libraries $arduinoDir
 	cp -r reference $arduinoDir
@@ -193,7 +188,7 @@ java processing.app.Base "$@"
 	chmod +x $arduinoDir/arduino.sh
 
 	#Copy binary launcher
-	cp "haiku/Arduino IDE" $arduinoDir	
+	cp "haiku/Arduino IDE" $arduinoDir
 
 	cp revisions.txt $arduinoDir