varsym_t
varsym_t sym;
varsym_t sym = ve->ve_sym;
varsym_t var = ve->ve_sym;
varsym_t
varsym_t sym;
varsym_t sym;
varsymdrop(varsym_t sym)
varsym_t var;
varsym_t ve_sym;
varsym_t varsymfind(int mask, const char *name, int namelen);
void varsymdrop(varsym_t var);