resolv: Remove unused resolv/res_debug.h header file

ChangeLog

@@ -1,3 +1,8 @@
+2017-06-30  Florian Weimer  <fweimer@redhat.com>
+
+	* resolv/res_debug.h: Remove file.
+	* resolv/README: Adjust.
+
 2017-06-30  Florian Weimer  <fweimer@redhat.com>
 
 	* resolv/res_end.c (DEBUG): Remove macro and preprocessor

resolv/README

@@ -114,7 +114,6 @@ src/lib/resolv/
   res_comp.c
   res_data.c
   res_debug.c
-  res_debug.h
   res_init.c
   res_mkquery.c
   res_query.c

resolv/res_debug.h

@@ -1,34 +0,0 @@
-/*
- * Copyright (c) 1999 by Internet Software Consortium.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
- * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
- * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- */
-
-#ifndef _RES_DEBUG_H_
-#define _RES_DEBUG_H_
-
-#ifndef DEBUG
-#   define Dprint(cond, args) /*empty*/
-#   define DprintQ(cond, args, query, size) /*empty*/
-#   define Aerror(statp, file, string, error, address) /*empty*/
-#   define Perror(statp, file, string, error) /*empty*/
-#else
-#   define Dprint(cond, args) if (cond) {fprintf args;} else {}
-#   define DprintQ(cond, args, query, size) if (cond) {\
-			fprintf args;\
-			res_pquery(statp, query, size, stdout);\
-		} else {}
-#endif
-
-#endif /* _RES_DEBUG_H_ */