-if test "$with_jni_interface" = "yes"; then
- AC_CHECK_HEADERS([jni.h],,AC_MSG_ERROR([
-missing jni.h
-Make sure Sun Java or OpenJDK or GCJ is installed and that this header file exists in the system path.
-Use --with-java-jdk=DIR flag to point to your java include files or desactivate the JNI interface.]))
-fi
-AM_CONDITIONAL(BUILD_JNI_INTERFACE, test "$with_jni_interface" = "yes")
+AS_IF([test "x$jni_interface" = "xyes"],[
+ AC_CHECK_HEADERS([jni.h],[],[
+ AC_MSG_ERROR([missing jni.h
+Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
+Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
+ ])
+])
+AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])