ts_unique.c - plan9port - [fork] Plan 9 from user space
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       ---
       ts_unique.c (173B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 #include "libString.h"
            4 
            5 String*
            6 s_unique(String *s)
            7 {
            8         String *p;
            9 
           10         if(s->ref > 1){
           11                 p = s;
           12                 s = s_clone(p);
           13                 s_free(p);
           14         }
           15         return s;
           16 }