Merge pull request #1995 from DwayneCoussement/strict-prototype

CLANG_WARN_STRICT_PROTOTYPES: Yes please!

@@ -3097,6 +3097,7 @@
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = NO;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -3159,6 +3160,7 @@
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = NO;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;

@@ -95,7 +95,7 @@
 
 FOUNDATION_EXPORT UIImage *SDScaledImageForKey(NSString *key, UIImage *image);
 
-typedef void(^SDWebImageNoParamsBlock)();
+typedef void(^SDWebImageNoParamsBlock)(void);
 
 FOUNDATION_EXPORT NSString *const SDWebImageErrorDomain;
 

@@ -224,7 +224,7 @@
 - (nullable SDWebImageDownloadToken *)addProgressCallback:(SDWebImageDownloaderProgressBlock)progressBlock
                                            completedBlock:(SDWebImageDownloaderCompletedBlock)completedBlock
                                                    forURL:(nullable NSURL *)url
-                                           createCallback:(SDWebImageDownloaderOperation *(^)())createCallback {
+                                           createCallback:(SDWebImageDownloaderOperation *(^)(void))createCallback {
     // The URL will be used as the key to the callbacks dictionary so it cannot be nil. If it is nil immediately call the completed block with no image or data.
     if (url == nil) {
         if (completedBlock != nil) {