1 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
2  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
3 #define LONG_BIT 32
4 #endif
5 
6 #define LONG_MAX  0x7fffffffL
7 #define LLONG_MAX  0x7fffffffffffffffLL
8