Index: src/lib/endian.h
--- src/lib/endian.h.orig
+++ src/lib/endian.h
@@ -244,6 +244,7 @@ poke_le64(gpointer p, guint64 v)
  * SUN's XDR implementation.
  */
 #if \
+	defined(__aarch64__) || \
 	defined(__alpha__) || \
 	defined(__arm__) || \
 	defined(__hppa__) || \
@@ -254,6 +255,7 @@ poke_le64(gpointer p, guint64 v)
 	defined(__ns32k__) || \
 	defined(__powerpc__) || \
 	defined(__ppc__) || \
+	defined(__riscv) || \
 	defined(__s390__) || \
 	defined(__sh__) || \
 	defined(__sparc__) || \