Eliminate a few more compile errors on Windows. Add a more recent JavaScript API. Add import library for libpng.

git-svn-id: http://svn.berlios.de/svnroot/repos/oolite-linux/trunk@981 127b21dd-08f5-0310-b4b7-95ae10353056

src/Core/Entities/ParticleEntity.m

@@ -2046,8 +2046,8 @@ static void DrawQuadForView(GLfloat x, GLfloat y, GLfloat z, GLfloat xx, GLfloat
 
 	// Force the sky textures to be reloaded next time a frame is drawn.
 	texName = 0;
-	faces[0].texName = 0;
-	faces[1].texName = 0;
+	faces[0].textureName = 0;
+	faces[1].textureName = 0;
 
 	// Reset the entity display list.
 	[super reloadTextures];

src/Core/OOCocoa.h

@@ -80,7 +80,10 @@ MA 02110-1301, USA.
 typedef int32_t CGMouseDelta;
 
 #import "Comparison.h"
+
+#if ! OOLITE_GNUSTEP
 #import "OOColor.h"
+#endif
 
 typedef char Str255[256];
 

src/Core/Scripting/OOJSQuaternion.m

@@ -25,7 +25,13 @@ MA 02110-1301, USA.
 
 #import "OOJSQuaternion.h"
 #import "OOJavaScriptEngine.h"
+
+#if OOLITE_GNUSTEP
+#import <GNUstepBase/GSObjCRuntime.h>
+#else
 #import <objc/objc-runtime.h>
+#endif
+
 #import "OOConstToString.h"
 #import "OOJSEntity.h"
 #import "OOJSVector.h"

src/Core/Scripting/OOJSVector.m

@@ -25,7 +25,13 @@ MA 02110-1301, USA.
 
 #import "OOJSVector.h"
 #import "OOJavaScriptEngine.h"
+
+#if OOLITE_GNUSTEP
+#import <GNUstepBase/GSObjCRuntime.h>
+#else
 #import <objc/objc-runtime.h>
+#endif
+
 #import "OOConstToString.h"
 #import "OOJSEntity.h"
 #import "OOJSQuaternion.h"