README: update configure example to use system installed zlib.

diff --git a/README b/README
index 692e506cb004e3e6167696ffa5e0afedbaf6fc7d..39788abee8ef400ca4aca6b9a96d7188471ec302 100644 (file)
--- a/README
+++ b/README
@@ -55,6 +55,7 @@ autoconf
                --disable-gprof                                         \
                --disable-ld                                            \
                --disable-rpath                                         \
+               --disable-zlib                                          \
                --enable-sim                                            \
                --with-gdb-datadir=/usr/share/insight                   \
                --with-jit-reader-dir=/usr/lib64/insight                \