Use i?86, not i.86.

diff --git a/config.guess b/config.guess
index 11ad2122965a327b99f9c76d060926b4ccdfb2b6..e4a7284b9046d6b64fbd5bfe18c3bde3413a1228 100755 (executable)
--- a/config.guess
+++ b/config.guess
@@ -472,7 +472,7 @@ EOF
          test ! -d /usr/lib/ldscripts/. \
            && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0
          case "${UNAME_MACHINE}" in
-         i.86)
+         i?86)
            VENDOR=pc;
            ;;
          *)