am 638608b1: am da8ea213: Merge "libc: <stdint.h>: Don\'t make __STD_CONSTANT_MACROS available if only __STD_LIMIT_MACROS is defined."

* commit '638608b11afbd255ddbd15e739f0f638791a4305':
  libc: <stdint.h>: Don't make __STD_CONSTANT_MACROS available if only __STD_LIMIT_MACROS is defined.