ObjFW  Diff

		SECURITY_ATTRIBUTES sa;
		PROCESS_INFORMATION pi;
		STARTUPINFOW si;
		void *pool;
		OFMutableString *argumentsString;
		OFEnumerator *enumerator;
		OFString *argument;
		uint16_t *argumentsCopy;
		of_char16_t *argumentsCopy;
		size_t length;

		sa.nLength = sizeof(sa);
		sa.bInheritHandle = TRUE;
		sa.lpSecurityDescriptor = NULL;

		if (!CreatePipe(&_readPipe[0], &_readPipe[1], &sa, 0))

			[argumentsString appendString: tmp];

			if (containsSpaces)
				[argumentsString appendString: @"\""];
		}

		length = [argumentsString UTF16StringLength];
		argumentsCopy = [self allocMemoryWithSize: sizeof(uint16_t)
		argumentsCopy = [self allocMemoryWithSize: sizeof(of_char16_t)
						    count: length + 1];
		memcpy(argumentsCopy, [argumentsString UTF16String],
		    ([argumentsString UTF16StringLength] + 1) * 2);
		@try {
			if (!CreateProcessW([program UTF16String],
			    argumentsCopy, NULL, NULL, TRUE,
			    CREATE_UNICODE_ENVIRONMENT,

	}

	envp[i] = NULL;

	return envp;
}
#else
- (uint16_t*)OF_environmentForDictionary: (OFDictionary*)environment
- (of_char16_t*)OF_environmentForDictionary: (OFDictionary*)environment
{
	OFDataArray *env = [OFDataArray dataArrayWithItemSize: 2];
	OFEnumerator *keyEnumerator, *objectEnumerator;
	OFString *key, *object;
	const uint16_t equal = '=';
	const uint16_t zero = 0;
	const of_char16_t equal = '=';
	const of_char16_t zero = 0;

	keyEnumerator = [environment keyEnumerator];
	objectEnumerator = [environment objectEnumerator];

	while ((key = [keyEnumerator nextObject]) != nil &&
	    (object = [objectEnumerator nextObject]) != nil) {
		[env addItems: [key UTF16String]