unixodbc requires bison

unixodbc/unixodbc.spec

@@ -40,7 +40,7 @@ Source0:      http://www.unixodbc.org/unixODBC-%{version}.tar.gz
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 0.9-20011025.0, make, gcc, flex
+BuildPreReq:  OpenPKG, openpkg >= 0.9-20011025.0, make, gcc, flex, bison
 PreReq:       OpenPKG, openpkg >= 0.9-20011025.0
 AutoReq:      no
 AutoReqProv:  no
@@ -52,6 +52,7 @@ AutoReqProv:  no
     %setup -q -n unixODBC-%{version}
 
 %build
+    PATH="%{l_prefix}/bin:$PATH"; export PATH
     CC="%{l_cc}" \
     CFLAGS="%{l_cflags -O}" \
     ./configure \