#ifndef _POWER_MGMT_H #define _POWER_MGMT_H #include <sys/types.h> extern time_t slept_at; extern time_t woke_at; extern time_t swept_at; extern int init_power_mgmt (void); extern void cleanup_power_mgmt (void); extern void check_power_mgmt (void); #endif /* _POWER_MGMT_H */