emanuel@xanadu:~/LibreELEC.tv_orginal$ rdfind 

usage: 
rdfind [options] directory1 directory2 ... 

Finds duplicate files in directories, and takes appropriate actions 
Directories listed first are ranked higher, meaning that if a 
file is found on several places, the file found in the directory first 
encountered on the command line is kept, and the others are considered duplicate. 
options are (default choice within parantheses)  

-makesymlinks      true |(false) replace duplicate files with symbolic links 
-makehardlinks     true |(false) replace duplicate files with hard links 
-deleteduplicates  true |(false) delete duplicate files 
-ignoreempty      (true)| false  ignore empty files 
-removeidentinode (true)| false  ignore files with nonunique device and inode 
-makeresultsfile  (true)| false  makes a results file 
-outputname  name  sets the results file name to "name" (default results.txt) 
-followsymlinks    true |(false) follow symlinks 
-dryrun|-n         true |(false) print to stdout instead of changing anything 
-checksum          (md5)| sha1   checksum type 
-sleep              Xms          sleep for X milliseconds between file reads. 
                                 Default is 0. Currently, only a few values 
                                 are supported; 0,1-5,10,25,50,100 

If properly installed, a man page should be available as man rdfind. 


rdfind is written by Paul Dreik 2006. License: GPL v2 or later (at your option). 
version is 1.3.5 

emanuel@xanadu:~/LibreELEC.tv_orginal$ docker run --rm -v `pwd`:/build -w /build -it -e PROJECT=Amlogic -e DEVICE=AMLGX -e ARCH=aarch64 l
ibreelec make image 
./scripts/image mkimage 
**** This system lacks the following tools needed to build  **** 
rdfind provided by rdfind 
**** The system appears to be a ubuntu system **** 
Would you like to install the needed tools? (y/n)yes 
Reading package lists... Done 
Building dependency tree        
Reading state information... Done 
E: Unable to locate package rdfind 
*********** FAILED COMMAND *********** 
${SCRIPTS}/checkdeps 
************************************** 
make: *** [Makefile:10: image] Error 100 
emanuel@xanadu:~/LibreELEC.tv_orginal$