dnl Ensure that <stdint.h> defines the limit macros, since gnulib's
dnl <inttypes.h> relies on them. This macro is only needed when a
dnl C++ compiler is in use; it has no effect for a C compiler.
dnl Also be careful to define __STDC_LIMIT_MACROS only when gnulib's
dnl <inttypes.h> is going to be created, and to avoid redefinition warnings
dnl if the __STDC_LIMIT_MACROS is already defined through the CPPFLAGS.
dnl Ensure that <stdint.h> defines the limit macros, since gnulib's
dnl <inttypes.h> relies on them. This macro is only needed when a
dnl C++ compiler is in use; it has no effect for a C compiler.
dnl Also be careful to define __STDC_LIMIT_MACROS only when gnulib's
dnl <inttypes.h> is going to be created, and to avoid redefinition warnings
dnl if the __STDC_LIMIT_MACROS is already defined through the CPPFLAGS.