Method printf

src/common/classes/fb_string.cpp:399–405

	}

	void AbstractString::printf(const char* format,...)
	{
		va_list params;
		va_start(params, format);
		vprintf(format, params);
		va_end(params);
	}

// Need macros here - va_copy()/va_end() should be called in SAME function
#ifdef HAVE_VA_COPY