complete_ambiguous
rv = complete_ambiguous(word, list, words);
rv = complete_ambiguous(file, list, words);
rv = complete_ambiguous(file, list, words);
static unsigned char complete_ambiguous(char *, int, StringList *);
tmp = complete_ambiguous(cmd, list, count);
tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc);