diff --git a/configure.ac b/configure.ac
index e5ebd5dc9a9569db365375ba2a43c03eef18a3b9..a8f31c63e0b8d1188350ebedfc1c72585d549ea7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -66,6 +66,9 @@ case "$host" in
   *sparc*-*-*)
     asm_path=sparc
     ;;
+  *)
+    enable_assembler=no
+    ;;
 esac
 
 # echo "enable_assembler: $enable_assembler, asm_path: $asm_path"
@@ -106,6 +109,9 @@ else
   SHLIBINSTALL=''
 fi
 
+AM_CONDITIONAL([ENABLE_ASSEMBLER], [test x$enable_assembler = xyes])
+AM_CONDITIONAL([ENABLE_SHARED],  [test x$enable_shared = xyes])
+
 AC_SUBST(SHLIBCFLAGS)
 AC_SUBST(SHLIBMAJOR)
 AC_SUBST(SHLIBMINOR)