--- src/pffft.c	2023-09-29 22:52:51.000000000 +0800
+++ src/pffft.c	2024-05-12 10:31:03.000000000 +0800
@@ -96,7 +96,7 @@
 /*
    Altivec support macros 
 */
-#if !defined(PFFFT_SIMD_DISABLE) && (defined(__ppc__) || defined(__ppc64__))
+#if !defined(PFFFT_SIMD_DISABLE) && (defined(__ppc__) || defined(__ppc64__)) && !defined(__APPLE__)
 typedef vector float v4sf;
 #  define SIMD_SZ 4
 #  define VZERO() ((vector float) vec_splat_u8(0))