#ifndef _SYS_TYPES_H #define _SYS_TYPES_H #include #include #ifndef howmany #define howmany(x, y) (((x)+((y)-1))/(y)) #endif #ifndef roundup #define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) #endif /* Don't change it without checking . */ typedef unsigned long fd_mask; typedef long long quad_t; #endif /* _SYS_TYPES_H */