configure: add a note to install zlib-devel, if not there

Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/configure b/configure
index f1e116e4505029767ff5c786a21d236dbed32b3f..1494dd766b87e9e2d181f9fa2ef62e00a5001b7a 100755 (executable)
--- a/configure
+++ b/configure
@@ -1385,6 +1385,10 @@ if test "$gf_fadvise" = "yes" ; then
   output_sym "CONFIG_GF_FADVISE"
 fi
 
+if test "$zlib" = "no" ; then
+  echo "Consider installing zlib-dev (zlib-devel), some fio features depend on it."
+fi
+
 echo "LIBS+=$LIBS" >> $config_host_mak
 echo "CFLAGS+=$CFLAGS" >> $config_host_mak
 echo "CC=$cc" >> $config_host_mak