ref: e49f718071886411a94f42ebf007f08eca4cfa9d
dir: /fns.h/
void vfileinit(void); VFile *addfile(char *path); void foreachfile(void (*f)(VFile*,void*), void*); void genqids(VFile*,void*); void printqids(void); void printread(VFile*); void printwrite(VFile*); void printls(VFile*); void printfs(void); void printpre(void);