correct version numbers in config help text

darshan-runtime/configure.in

@@ -263,7 +263,7 @@ AC_ARG_ENABLE(HDF5-post-1.10,
 [  --enable-HDF5-post-1.10
                           Enable HDF5 module for HDF5 version 1.10 or later],
 [if test "x$enableval" = "xyes" ; then
-    AC_DEFINE(__DARSHAN_ENABLE_HDF5110, 1, Set for compatibility with HDF5 1.10.x, breaks use with 1.8.x)
+    AC_DEFINE(__DARSHAN_ENABLE_HDF5110, 1, Set for compatibility with HDF5 1.10.x, breaks use with versions earlier than 1.10)
     if test "x$BUILD_HDF5_MODULE" = "x1"; then
         AC_MSG_ERROR([Cannot set both --enable-HDF5-post-1.10 and --enable-HDF5-pre-1.10])
     fi
@@ -273,7 +273,7 @@ fi]
 ,)
 AC_ARG_ENABLE(HDF5-pre-1.10,
 [  --enable-HDF5-pre-1.10
-                          Enable HDF5 module for HDF5 version 1.8 or earlier],
+                          Enable HDF5 module for HDF5 versions earlier than 1.10],
 [if test "x$enableval" = "xyes" ; then
     if test "x$BUILD_HDF5_MODULE" = "x1"; then
         AC_MSG_ERROR([Cannot set both --enable-HDF5-post-1.10 and --enable-HDF5-pre-1.10])

[Shane Snyder]

I think this is right, @carns, but maybe just double check that I'm not lying above?

I'm going to accept the merge request now to get this stuff running in the nightlies, but if this commit is erroneous we can back it out later.

[Philip Carns]

Yep, that looks right @ssnyder thanks!,