ref: 7faa0a6225f7f6d3b4a5b9c0b0ce919a8d7056a2
dir: /sys/src/boot/bitsy/fns.h/
/* * functions defined locally */ extern int gunzip(uchar *out, int outn, uchar *in, int inn); extern void delay(int ms); extern void serialputs(char *str, int n); extern void draincache(void);