diff -Naur zziplib-0.13.71.org/configure zziplib-0.13.71.sw/configure
--- zziplib-0.13.71.org/configure	2022-02-28 06:07:23.580000000 +0000
+++ zziplib-0.13.71.sw/configure	2022-02-28 06:08:52.270000000 +0000
@@ -14802,7 +14802,7 @@
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = "yes"; then
-  case "$host_cpu" in alpha*|arm*|bfin*|hp*|mips*|sh*|sparc*|ia64|nv1)
+  case "$host_cpu" in sw_64*|alpha*|arm*|bfin*|hp*|mips*|sh*|sparc*|ia64|nv1)
     ax_cv_have_aligned_access_required="yes"
   ;; esac
 else
diff -Naur zziplib-0.13.71.org/m4/ax_check_aligned_access_required.m4 zziplib-0.13.71.sw/m4/ax_check_aligned_access_required.m4
--- zziplib-0.13.71.org/m4/ax_check_aligned_access_required.m4	2022-02-28 06:07:23.590000000 +0000
+++ zziplib-0.13.71.sw/m4/ax_check_aligned_access_required.m4	2022-02-28 06:08:21.470000000 +0000
@@ -29,7 +29,7 @@
 [AC_CACHE_CHECK([if pointers to integers require aligned access],
   [ax_cv_have_aligned_access_required],
 [if test "$cross_compiling" = "yes"; then
-  case "$host_cpu" in alpha*|arm*|bfin*|hp*|mips*|sh*|sparc*|ia64|nv1)
+  case "$host_cpu" in sw_64*|alpha*|arm*|bfin*|hp*|mips*|sh*|sparc*|ia64|nv1)
     ax_cv_have_aligned_access_required="yes"
   ;; esac
 else