1 files changed, 5 insertions, 4 deletions

diff --git a/coreutils/tail.c b/coreutils/tail.c
index 2f997a9f6..2505fc3a6 100644
--- a/coreutils/tail.c
+++ b/coreutils/tail.c
@@ -92,7 +92,8 @@ int tail_main(int argc, char **argv)
         size_t tailbufsize;
         int taillen = 0;
         int newlines_seen = 0;
-        int nfiles, nread, nwrite, seen, i, opt;
+        int nfiles, nread, nwrite, i, opt;
+        unsigned seen;
 
         int *fds;
         char *s, *buf;
@@ -210,7 +211,7 @@ int tail_main(int argc, char **argv)
                         } else if (count) {
                                 if (COUNT_BYTES) {
                                         taillen += nread;
-                                        if (taillen > count) {
+                                        if (taillen > (int)count) {
                                                 memmove(tailbuf, tailbuf + taillen - count, count);
                                                 taillen = count;
                                         }
@@ -225,7 +226,7 @@ int tail_main(int argc, char **argv)
                                                 }
                                         } while (k);
 
-                                        if (newlines_seen + newlines_in_buf < count) {
+                                        if (newlines_seen + newlines_in_buf < (int)count) {
                                                 newlines_seen += newlines_in_buf;
                                                 taillen += nread;
                                         } else {
@@ -243,7 +244,7 @@ int tail_main(int argc, char **argv)
                                                 memmove(tailbuf, s, taillen);
                                                 newlines_seen = count - extra;
                                         }
-                                        if (tailbufsize < taillen + BUFSIZ) {
+                                        if (tailbufsize < (size_t)taillen + BUFSIZ) {
                                                 tailbufsize = taillen + BUFSIZ;
                                                 tailbuf = xrealloc(tailbuf, tailbufsize);
                                         }