FreeRDP/FreeRDP — pull request #930 by bmiklautz (2013-01-25 17:02:07+00:00)
Title: added missing defined() in #elif

gcc >= 4.4 requires a condition in #elif.

We often had something like:

#ifdef COND_X
#elif COND_Y
#endif

In most cases the #elif should be #elif defined(COND_Y) to check if COND_Y is defined.