ref: 85d0f0e1a2c05afee5a101c1e51a3ddd2ff2a5f6
dir: /sys/include/complete.h/
#pragma lib "libcomplete.a"
#pragma src "/sys/src/libcomplete"
typedef struct Completion Completion;
struct Completion{
uchar advance; /* whether forward progress has been made */
uchar complete; /* whether the completion now represents a file or directory */
char *string; /* the string to advance, suffixed " " or "/" for file or directory */
int nmatch; /* number of files that matched */
int nfile; /* number of files returned */
char **filename; /* their names */
};
Completion* complete(char *dir, char *s);
void freecompletion(Completion*);