--- a/src/s2/util/endian/endian.h.orig	2023-05-14 04:29:12.000000000 +0800
+++ b/src/s2/util/endian/endian.h	2023-05-18 14:18:31.000000000 +0800
@@ -768,6 +768,7 @@
 
 // Load/Store for bool. Sanitizes bool on the way in for safety.
 
+#if !(defined(__MACH__) && defined(__ppc__))
 template<>
 inline bool LittleEndian::Load<bool>(const char* p) {
   static_assert(sizeof(bool) == 1, "Unexpected sizeof(bool)");
@@ -791,6 +792,7 @@
   static_assert(sizeof(bool) == 1, "Unexpected sizeof(bool)");
   *p = value ? 1 : 0;
 }
+#endif
 
 // Load/Store for float.