# System-wide personalization for Mutt
######################################
-folder-hook "" set sort=threads
-folder-hook "!" set sort=mailbox-order
-folder-hook "=sent" set sort=mailbox-order
-folder-hook "=spam" set sort=mailbox-order
-folder-hook "=err" set sort=mailbox-order
-folder-hook "=input$" set sort=mailbox-order
+folder-hook "" set sort=threads
+# '!' an '=' are expand only as the very first characters.
+# regexes are processed.
+# '$' must follow alpha or '{' to get interpreted as a variable.
+folder-hook "!$" set sort=mailbox-order;push "*"
+folder-hook "=(=|sent|spam|err|input)" set sort=mailbox-order;push "*"
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