memset(3)                                                     memset(3)

  memset()

  NAME

    memset() - write a byte to byte string

  SYNOPSIS

    #include 

    void * memset (void *b, int c, size_t len)

  DESCRIPTION

    The memset(3) function writes len bytes of value c to the string b.

  RETURNS

    The memset(3) function returns its first argument, b.

  USAGE NOTES

    The memset function is thread safe.

    The memset function is not async-signal safe.