ref: fc77a2d3d384c1ee854deebd4f1a97e751d7eaa2 dir: /sys/src/cmd/bzip2/lib/plan9.h/
#include <u.h> #include <libc.h> #include <ctype.h> #define exit(x) exits((x) ? "whoops" : nil) #define size_t ulong