traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie...traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie...traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie...traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie...traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie...traverse a file hierarchy NAME fts, fts_open, fts_read, fts_children, fts_set, fts_close - traverse a file hie......rogram below uses nested loops that employ strtok_r () to break a string into a two-level hierarchy of tokens. The first command-line argument specifies the string to be parsed.…...rogram below uses nested loops that employ strtok_r () to break a string into a two-level hierarchy of tokens. The first command-line argument specifies the string to be parsed.…