ref: 702e1d92ff4e270f5be88d1b5b190c4de758a101
dir: /fns.h/
void *emalloc(ulong); void *erealloc(void*, ulong); Image *eallocimage(Display*, Rectangle, ulong, int, ulong); Memimage *eallocmemimage(Rectangle, ulong); void qb(Rectangle, Point, Point, Quaternion*, Quaternion*);