X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..1d8bb8f9bc90a492073b93ef3b422ac947c873e7:/LUFA/Drivers/USB/LowLevel/HostChapter9.h

diff --git a/LUFA/Drivers/USB/LowLevel/HostChapter9.h b/LUFA/Drivers/USB/LowLevel/HostChapter9.h
index fc8dfe2a5..1a85cf6d6 100644
--- a/LUFA/Drivers/USB/LowLevel/HostChapter9.h
+++ b/LUFA/Drivers/USB/LowLevel/HostChapter9.h
@@ -44,6 +44,11 @@
 			extern "C" {
 		#endif
 
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_USB_DRIVER)
+			#error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
+		#endif
+		
 	/* Public Interface - May be used in end-application: */
 		/* Enums: */
 			/** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error
@@ -89,7 +94,7 @@
 			};
 	
 		/* Function Prototypes: */
-			#if defined(INCLUDE_FROM_HOSTCHAPTER9_C)
+			#if defined(__INCLUDE_FROM_HOSTCHAPTER9_C)
 				static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType);
 			#endif
 	#endif