Remove os_strncpy()

os_strlpcy() should be used instead of os_strncpy() to guarantee null
termination. Since there are no remaining strncpy uses, remove
os_strncpy() definition.

Signed-hostap: Jouni Malinen <j@w1.fi>

src/utils/os.h

@@ -360,15 +360,6 @@ int os_strcmp(const char *s1, const char *s2);
  */
 int os_strncmp(const char *s1, const char *s2, size_t n);
 
-/**
- * os_strncpy - Copy a string
- * @dest: Destination
- * @src: Source
- * @n: Maximum number of characters to copy
- * Returns: dest
- */
-char * os_strncpy(char *dest, const char *src, size_t n);
-
 /**
  * os_strstr - Locate a substring
  * @haystack: String (haystack) to search from
@@ -465,9 +456,6 @@ char * os_strdup(const char *s);
 #ifndef os_strncmp
 #define os_strncmp(s1, s2, n) strncmp((s1), (s2), (n))
 #endif
-#ifndef os_strncpy
-#define os_strncpy(d, s, n) strncpy((d), (s), (n))
-#endif
 #ifndef os_strrchr
 #define os_strrchr(s, c) strrchr((s), (c))
 #endif