Handle some implicit conversion warnings from clang

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/def.h b/def.h
index 34bc767..c5a5830 100644
--- a/def.h
+++ b/def.h
@@ -115,7 +115,7 @@ struct inclist {
     struct inclist      **i_list;       /* list of files it itself includes */
     struct symtab       **i_defs;       /* symbol table for this file and its
                                            children when merged */
-    int                 i_listlen;      /* length of i_list */
+    unsigned int        i_listlen;      /* length of i_list */
     int                 i_ndefs;        /* current # defines */
     boolean             *i_merged;      /* whether we have merged child
                                            defines */