fixed ex test, make with_ex a package option

al/al.spec

@@ -22,6 +22,9 @@
 ##  SUCH DAMAGE.
 ##
 
+#   package options
+%{!?with_ex:                 %define  with_ex                 no}
+
 #   package information
 Name:         al
 Summary:      Assembly Line Library
@@ -31,7 +34,7 @@ Packager:     The OpenPKG Project
 Distribution: OpenPKG [PLUS]
 Group:        System
 License:      MIT/X11-style
-Version:      0.9.0
+Version:      0.9.1
 Release:      20021216
 
 #   list of sources
@@ -42,10 +45,17 @@ Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
 BuildPreReq:  OpenPKG, openpkg >= 20020206
 PreReq:       OpenPKG, openpkg >= 20020206
+%if "%{with_ex}" == "yes"
+BuildPreReq:  ex
+%endif
 AutoReq:      no
 AutoReqProv:  no
 
 %description
+    An abstract datatype of a data buffer
+
+    Options: 
+    --define 'with_ex                   %{with_ex}'
 
 %prep
     %setup -q
@@ -55,6 +65,9 @@ AutoReqProv:  no
     CFLAGS="%{l_cflags -O}" \
     ./configure \
         --prefix=%{l_prefix} \
+%if "%{with_ex}" == "yes"
+        --with-ex=%{l_prefix} \
+%endif
         --disable-shared
     %{l_make} %{l_mflags -O}