LONG_MAX 64 include/arm/limits.h #define LONG_MAX 2147483647L /* max value for a long */ LONG_MAX 64 include/ppc/limits.h #define LONG_MAX 2147483647L /* max value for a long */ LONG_MAX 64 include/x86/limits.h #define LONG_MAX 2147483647L /* max value for a long */