free get_current_dir_name asprintf free xmalloc xcalloc xstrdup xrealloc free xfree backtrace_symbols free pvalloc free false 0: false arg1 false 0: false false false false false false true false true 0: false 0: 0: 1: false 0: 0: 1: false 1: 0: 0: false 0: false arg1>=0 && arg1<=0x7F false 0:255 false false 0: false 0: false false 0: false 0: 0: false false false false false 0: false false false false 0: false 0: false 0: false 0: false false false false false false false false 0:4294967295 0:4294967295 false false false false false false false false false 0: 0: false 0: 0: false 0: false false false false 1: false false 0: 0: false 0: 1: false 0: 1: false 0: false false false false false true false false false false 1: -1: mkostemp mkstemps mkostemps close close epoll_create close epoll_create1