message: Avoid weak-linked getauxval support on non-linux platforms (like macOS)
diff: @@ -1132,8 +1132,10 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
  AC_MSG_CHECKING(for weak getauxval support in the compiler)
  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
  + #ifdef __linux__
  unsigned long getauxval(unsigned long type) __attribute__((weak));
  #define AT_HWCAP 16
  + #endif
  ]], [[
  getauxval(AT_HWCAP);
  ]])],
  