gnulib: Include xstrtol, xstrtoll modules.

These were omitted from the earlier code import from libguestfs.

diff --git a/bootstrap b/bootstrap
index d469b62..88cb205 100755 (executable)
--- a/bootstrap
+++ b/bootstrap
@@ -74,6 +74,8 @@ strndup
 vasprintf
 vc-list-files
 warnings
+xstrtol
+xstrtoll
 '
 
 $gnulib_tool                   \