diff --git a/fb/fb.h b/fb/fb.h
index d43e59493..f90a3499e 100644
--- a/fb/fb.h
+++ b/fb/fb.h
@@ -106,7 +106,6 @@ typedef unsigned __int64    FbBits;
       defined(__sparc64__) || \
       defined(__s390x__) || \
       defined(amd64) || defined (__amd64__) || \
-      defined (__powerpc64__) || \
       (defined(sgi) && (_MIPS_SZLONG == 64))
 typedef unsigned long	    FbBits;
 #  else
diff --git a/hw/xfree86/os-support/bus/Pci.h b/hw/xfree86/os-support/bus/Pci.h
index b19e9f1c4..b0c767d5c 100644
--- a/hw/xfree86/os-support/bus/Pci.h
+++ b/hw/xfree86/os-support/bus/Pci.h
@@ -280,7 +280,7 @@
 #  define INCLUDE_XF86_MAP_PCI_MEM
 #  define INCLUDE_XF86_NO_DOMAIN
 # endif
-#elif defined(__powerpc__) || defined(__powerpc64__)
+#elif defined(__powerpc__)
 # if defined(linux)
 #  define ARCH_PCI_INIT linuxPciInit
 #  define INCLUDE_XF86_MAP_PCI_MEM
diff --git a/os/xalloc.c b/os/xalloc.c
index 6740e89cb..5677896dc 100644
--- a/os/xalloc.c
+++ b/os/xalloc.c
@@ -185,7 +185,6 @@ extern Bool Must_have_memory;
     defined(__sparc64__) || \
     defined(__s390x__) || \
     defined(__amd64__) || defined(amd64) || \
-    defined(__powerpc64__) || \
     (defined(sgi) && _MIPS_SZLONG == 64))
 #define MAGIC			0x1404196414071968
 #define MAGIC_FREE              0x1506196615061966