(quotearg_n_options): Make `options' parameter be `const'.

diff --git a/lib/quotearg.c b/lib/quotearg.c
index a0863606b1146fc0533048d200e2499eb5b15a0d..baf28c6106ac48f83eeff4ef46ceb2d242a2ee43 100644 (file)
--- a/lib/quotearg.c
+++ b/lib/quotearg.c
@@ -307,7 +307,7 @@ quotearg_buffer (char *buffer, size_t buffersize,
    N must be nonnegative.  */
 static char *
 quotearg_n_options (unsigned int n, char const *arg,
-                   struct quoting_options *options)
+                   struct quoting_options const *options)
 {
   static unsigned int nslots;
   static struct slotvec