Updated rrdtool.spec

rrdtool/rrdtool.spec

@@ -59,6 +59,7 @@ AutoReqProv:  no
     %setup -q 
 
 %build
+    PATH="%{l_prefix}/bin:$PATH"; export PATH
     CC="%{l_cc}" \
     CFLAGS="%{l_cflags -O}" \
     ./configure \