compat / strdup.con commit help_unknown_ref(): check for refname ambiguity (2ed2e19)
   1#include "../git-compat-util.h"
   2
   3char *gitstrdup(const char *s1)
   4{
   5        size_t len = strlen(s1) + 1;
   6        char *s2 = malloc(len);
   7
   8        if (s2)
   9                memcpy(s2, s1, len);
  10        return s2;
  11}