bionic: fix gcc build

The memset() prototype from glibc includes __THROW and __nonnull as
decorators, which are nonstandard.  Remove these for additional
compatibility with gcc.

Additionally, remove linux/types.h and linux/string.h, and replace them
with sys/types.h and sys/string.h.

Author: mandl

include/bionic.h

@@ -9,7 +9,7 @@ char * _strpbrk(const char *s1, const char *s2);
 char *_strtok(char *str, const char *delim, char **saveptr);
 int _strcasecmp(const char *s1, const char *s2);
 void *_memcpy(void *dst0, const void *src0, size_t length);
-void *memset(void *__s, int __c, size_t __n) __THROW __nonnull ((1));
+void *memset(void *__s, int __c, size_t __n);
 unsigned long strtoul(const char *nptr, char **endptr, unsigned int base);
 int _strlen(const char *s);
 int _strnlen(const char *s, uint32_t maxlen);

vsprintf.c

@@ -12,8 +12,8 @@
  */
 
 #include <stdarg.h>
-#include <linux/types.h>
-#include <linux/string.h>
+#include <sys/types.h>
+#include <sys/string.h>
 #include <errno.h>
 #include <stdint.h>
 #include "bionic.h"