Fixed fread issues under Windows.

ocl.c

@@ -31,7 +31,7 @@ extern int opt_worksize;
 
 char *file_contents(const char *filename, int *length)
 {
-	FILE *f = fopen(filename, "r");
+	FILE *f = fopen(filename, "rb");
 	void *buffer;
 
 	if (!f) {
@@ -384,7 +384,7 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
 	strcat(binaryfilename, numbuf);
 	strcat(binaryfilename, ".bin");
 
-	binaryfile = fopen(binaryfilename, "r");
+	binaryfile = fopen(binaryfilename, "rb");
 	if (!binaryfile) {
 		if (opt_debug)
 			applog(LOG_DEBUG, "No binary found, generating from source");
@@ -570,7 +570,7 @@ build:
 	free(rawsource);
 
 	/* Save the binary to be loaded next time */
-	binaryfile = fopen(binaryfilename, "w");
+	binaryfile = fopen(binaryfilename, "wb");
 	if (!binaryfile) {
 		/* Not a fatal problem, just means we build it again next time */
 		if (opt_debug)