Remove duplicate const specifiers from the declaration of mandoc_escape().

Found by Thomas Klausner <wiz at NetBSD dot org> using clang.
No functional change.

1 files changed, 1 insertions, 2 deletions

diff --git a/mandoc.h b/mandoc.h
index 138f783b..7b7e4f41 100644
--- a/mandoc.h
+++ b/mandoc.h
@@ -400,8 +400,7 @@ struct	man;
 __BEGIN_DECLS
 
 void		 *mandoc_calloc(size_t, size_t);
-enum mandoc_esc	  mandoc_escape(const char const **,
-			const char const **, int *);
+enum mandoc_esc	  mandoc_escape(const char **, const char **, int *);
 void		 *mandoc_malloc(size_t);
 void		 *mandoc_realloc(void *, size_t);
 char		 *mandoc_strdup(const char *);