setprogname
#define setprogname(s)
setprogname(const char *progname)
#define setprogname(a)
#define setprogname(name) ((void)(progname = (name)))
setprogname(const char *progname)
#define setprogname(s) ((void)(progname = (s)))
#undef setprogname
#undef setprogname
#define setprogname(x) (void)(progname = (x))
#define setprogname(a)