Attempt to identify the version of the C compiler and the makeinfo

program.

scripts/xenofarm.sh

@@ -95,6 +95,8 @@ esac
 dotask 1 "unzip" "gzip -d $BASE.tar.gz"
 dotask 1 "unpack" "tar xf $BASE.tar"
 dotask 1 "configure" "cd $BASE && ./configure -C --prefix=$pfx"
+dotask 0 "cc" "cd $BASE && make ident-cc"
+dotask 0 "texinfo" "cd $BASE/doc && make ident-makeinfo"
 dotask 1 "make" "cd $BASE && make"
 
 #