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#ifndef BTPD_SUBR_H
#define BTPD_SUBR_H
#define min(x, y) ((x) <= (y) ? (x) : (y))
int set_nonblocking(int fd);
int set_blocking(int fd);
int mkdirs(char *path);
int vopen(int *resfd, int flags, const char *fmt, ...);
void set_bit(uint8_t *bits, unsigned long index);
int has_bit(uint8_t *bits, unsigned long index);
void clear_bit(uint8_t *bits, unsigned long index);
int canon_path(const char *path, char **res);
size_t round_to_page(size_t size);
long rand_between(long min, long max);
#endif
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