Concatenates a string after another string.
[Format]
#include <wchar.h>
wchar_t *wcscat(wchar_t *s1, const wchar_t *s2);
[Parameters]
s1 Pointer to the string after which another string is appended
s2 Pointer to the string to be appended after the other string
[Return values]
s1 value
[Remarks]
The wcscat function is the wide-character version of the strcat function.