S64_C              31 include/asm-generic/int-ll64.h #define S64_C(x) x ## LL
S64_C              42 include/asm-generic/int-ll64.h #define S64_C(x) x
S64_C              31 tools/testing/selftests/rcutorture/formal/srcu-cbmc/src/int_typedefs.h #define S64_C(x) INT64_C(x)