diff --git a/src/java/org/lwjgl/util/generator/Extension.java b/src/java/org/lwjgl/util/generator/Extension.java
index 166fa078..981da6ab 100644
--- a/src/java/org/lwjgl/util/generator/Extension.java
+++ b/src/java/org/lwjgl/util/generator/Extension.java
@@ -46,4 +46,7 @@ public @interface Extension {
 	String className() default "";
 	boolean isFinal() default true;
 	String postfix();
+
+	/** The extension name as it appears in the extension string. The default is the API prefix followed by the interface name, converted to lower-case. */
+	String nativeName() default "";
 }
diff --git a/src/java/org/lwjgl/util/generator/opencl/CLPDCapabilitiesGenerator.java b/src/java/org/lwjgl/util/generator/opencl/CLPDCapabilitiesGenerator.java
index 9d7f10e3..99a58c34 100644
--- a/src/java/org/lwjgl/util/generator/opencl/CLPDCapabilitiesGenerator.java
+++ b/src/java/org/lwjgl/util/generator/opencl/CLPDCapabilitiesGenerator.java
@@ -33,6 +33,7 @@
 package org.lwjgl.util.generator.opencl;
 
 import org.lwjgl.PointerWrapper;
+import org.lwjgl.util.generator.Extension;
 import org.lwjgl.util.generator.Private;
 
 import java.io.PrintWriter;
@@ -108,7 +109,12 @@ public class CLPDCapabilitiesGenerator {
 
 			final String extName = CLGeneratorProcessorFactory.getExtensionName(t.getSimpleName());
 
-			writer.print("\t\t" + extName + " = extensions.contains(\"" + extName.toLowerCase() + "\")");
+			String nativeName = extName.toLowerCase();
+			Extension ext = t.getAnnotation(Extension.class);
+			if ( ext != null && !ext.nativeName().isEmpty() )
+				nativeName = ext.nativeName();
+
+			writer.print("\t\t" + extName + " = extensions.contains(\"" + nativeName + "\")");
 			if ( !t.getMethods().isEmpty() )
 				writer.print(" && CLCapabilities." + extName);
 			writer.println(";");
diff --git a/src/templates/org/lwjgl/opencl/APPLE_ContextLoggingFunctions.java b/src/templates/org/lwjgl/opencl/APPLE_ContextLoggingFunctions.java
index e3f7036f..f2bc0a09 100644
--- a/src/templates/org/lwjgl/opencl/APPLE_ContextLoggingFunctions.java
+++ b/src/templates/org/lwjgl/opencl/APPLE_ContextLoggingFunctions.java
@@ -39,6 +39,7 @@ import java.nio.ByteBuffer;
 @Private
 @CLPlatformExtension
 @CLDeviceExtension
+@Extension(postfix = "APPLE", nativeName = "cl_APPLE_ContextLoggingFunctions")
 public interface APPLE_ContextLoggingFunctions {
 
 	@Extern
diff --git a/src/templates/org/lwjgl/opencl/APPLE_SetMemObjectDestructor.java b/src/templates/org/lwjgl/opencl/APPLE_SetMemObjectDestructor.java
index 92a388c6..71f3d4d5 100644
--- a/src/templates/org/lwjgl/opencl/APPLE_SetMemObjectDestructor.java
+++ b/src/templates/org/lwjgl/opencl/APPLE_SetMemObjectDestructor.java
@@ -33,6 +33,7 @@ package org.lwjgl.opencl;
 
 import org.lwjgl.util.generator.Code;
 import org.lwjgl.util.generator.Constant;
+import org.lwjgl.util.generator.Extension;
 import org.lwjgl.util.generator.PointerWrapper;
 import org.lwjgl.util.generator.opencl.CLDeviceExtension;
 import org.lwjgl.util.generator.opencl.CLPlatformExtension;
@@ -40,6 +41,7 @@ import org.lwjgl.util.generator.opencl.cl_int;
 
 @CLPlatformExtension
 @CLDeviceExtension
+@Extension(postfix = "APPLE", nativeName = "cl_APPLE_SetMemObjectDestructor")
 public interface APPLE_SetMemObjectDestructor {
 
 	@Code(
diff --git a/src/templates/org/lwjgl/opencl/APPLE_gl_sharing.java b/src/templates/org/lwjgl/opencl/APPLE_gl_sharing.java
index 5594c1ce..fe6d4207 100644
--- a/src/templates/org/lwjgl/opencl/APPLE_gl_sharing.java
+++ b/src/templates/org/lwjgl/opencl/APPLE_gl_sharing.java
@@ -39,7 +39,7 @@ import java.nio.ByteBuffer;
 
 @CLPlatformExtension
 @CLDeviceExtension
-@Extension(postfix = "APPLE", className = "APPLEGLSharing")
+@Extension(postfix = "APPLE", className = "APPLEGLSharing", nativeName = "cl_APPLE_gl_sharing")
 public interface APPLE_gl_sharing {
 
 	/**