Index: src/OFObject.h
==================================================================
--- src/OFObject.h
+++ src/OFObject.h
@@ -59,10 +59,11 @@
 /**
  * \brief The root class for all other classes inside ObjFW.
  */
 @interface OFObject
 {
+@public
 	/// The class of the object
 	Class isa;
 }
 
 /**

Index: src/OFStream.m
==================================================================
--- src/OFStream.m
+++ src/OFStream.m
@@ -489,11 +489,11 @@
 						memcpy(ret_c, cache, cacheLen);
 					else if (cache != NULL)
 						memcpy(ret_c, cache, ret_len);
 					if (i >= delim_len)
 						memcpy(ret_c + cacheLen, tmp,
-					    	    i + 1 - delim_len);
+						    i + 1 - delim_len);
 
 					@try {
 						ret = [OFString
 						    stringWithCString: ret_c
 							     encoding: encoding

Index: src/OFURL.m
==================================================================
--- src/OFURL.m
+++ src/OFURL.m
@@ -203,12 +203,11 @@
 		}
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	} @finally {
-		if (str_c2 != NULL)
-			free(str_c2);
+		free(str_c2);
 	}
 
 	return self;
 }
 
@@ -277,12 +276,11 @@
 		}
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	} @finally {
-		if (str_c2 != NULL)
-			free(str_c2);
+		free(str_c2);
 	}
 
 	return self;
 }