##### Synopsis

    #include <cross_studio_io.h>
    char *debug_tmpnam(char *s);

##### Description

debug_tmpnam returns a unique temporary filename. If s is 0 then a static buffer is used to store the filename, otherwise the filename is stored in s. On success a pointer to the string is returned, on failure 0 is returned.

##### Portability

debug_tmpnam is an extension provided by CrossWorks C.