--- pkg_deinstall.orig	2022-09-18 23:07:28.115346000 +0900
+++ pkg_deinstall	2022-09-19 01:58:08.652655000 +0900
@@ -377,13 +377,16 @@
       end
     end
 
-    IO.popen("/usr/bin/file -bnf-", "r+") do |pipe|
-      filelist.each do |file|
-	%r"^[^@\s]\S*/([^/\s]+\.so(?:\.\d+)+)$" =~ file or next
+    filelist.each do |file|
+      %r"^[^@\s]\S*/([^/\s]+\.so(?:\.\d+)+)$" =~ file or next
 
-	base = $1
+      base = $1
 
+      IO.popen("/usr/bin/file -bnf-", "r+") do |pipe|
+
 	pipe.puts(file)
+
+	pipe.close_write
 
 	filetype = pipe.gets