package/qlibc: drop a musl-compatibility patch

We now always have a sys/cdefs.h, so we can drop this patch.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/qlibc/0004-md5-fix-musl-build-by-removing-usage-of-internal-gli.patch

@@ -1,59 +0,0 @@
-From fe45b18f777b1414aee908f08f56a5730a00dbb5 Mon Sep 17 00:00:00 2001
-From: Bernd Kuhls <bernd.kuhls@t-online.de>
-Date: Sat, 21 May 2016 09:59:56 +0200
-Subject: [PATCH 1/1] md5: fix musl build by removing usage of internal glibc
- header sys/cdefs.h
-
-As suggested in musl FAQ:
-http://wiki.musl-libc.org/wiki/FAQ#Q:_I.27m_trying_to_compile_something_against_musl_and_I_get_error_messages_about_sys.2Fcdefs.h
-
-Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
-(Patch for master branch sent upstream:
- https://github.com/wolkykim/qlibc/pull/53)
----
- src/internal/md5/md5.h  | 10 ++++++----
- src/internal/md5/md5c.c |  1 -
- 2 files changed, 6 insertions(+), 5 deletions(-)
-
-diff --git a/src/internal/md5/md5.h b/src/internal/md5/md5.h
-index cbfa7ca..8e726fe 100644
---- a/src/internal/md5/md5.h
-+++ b/src/internal/md5/md5.h
-@@ -35,9 +35,9 @@ typedef struct MD5Context {
-     unsigned char buffer[64]; /* input buffer */
- } MD5_CTX;
- 
--#include <sys/cdefs.h>
--
--__BEGIN_DECLS
-+#ifdef __cplusplus
-+extern "C" {
-+#endif
- void MD5Init(MD5_CTX *);
- void MD5Update(MD5_CTX *, const unsigned char *, unsigned int);
- void MD5Final(unsigned char[16], MD5_CTX *);
-@@ -45,6 +45,8 @@ char * MD5End(MD5_CTX *, char *);
- char * MD5File(const char *, char *);
- char * MD5FileChunk(const char *, char *, off_t, off_t);
- char * MD5Data(const unsigned char *, unsigned int, char *);
--__END_DECLS
-+#ifdef __cplusplus
-+}
-+#endif
- 
- #endif /* Q_MD5_H */
-diff --git a/src/internal/md5/md5c.c b/src/internal/md5/md5c.c
-index de9e47f..040bf5e 100644
---- a/src/internal/md5/md5c.c
-+++ b/src/internal/md5/md5c.c
-@@ -26,7 +26,6 @@
-  * edited for clarity and style only.
-  */
- 
--#include <sys/cdefs.h>
- #include <sys/types.h>
- #include <string.h>
- #include "md5.h"
--- 
-2.8.1
-