diff --git a/configure b/configure
index 13cd889..2d35642 100755
--- a/configure
+++ b/configure
@@ -17678,7 +17678,7 @@ printf %s "checking for boostlib >= $boost_lib_version_req... " >&6; }
                         libsubdirs="lib"
     ax_arch=`uname -m`
     case $ax_arch in
-      x86_64|ppc64|s390x|sparc64|aarch64|loongarch64|riscv64)
+      x86_64|ppc64*|s390x|sparc64|aarch64|loongarch64|riscv64)
         libsubdirs="lib64 lib lib64"
         ;;
     esac
@@ -28164,7 +28164,7 @@ then :
 	for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do
 	 if test -n "$ac_prev"; then
 	   case $ac_word in
-	     i?86 | x86_64 | ppc | ppc64)
+	     i?86 | x86_64 | ppc | ppc64*)
 	       if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then
 		 ac_arch=$ac_word
 	       else