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-rw-r--r--lib/pp.mli2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/pp.mli b/lib/pp.mli
index 44732c7ef..7070e3f5f 100644
--- a/lib/pp.mli
+++ b/lib/pp.mli
@@ -112,3 +112,5 @@ val msgnl : std_ppcmds -> unit
val msgerr : std_ppcmds -> unit
val msgerrnl : std_ppcmds -> unit
val msg_warning : std_ppcmds -> unit
+
+val string_of_ppcmds : std_ppcmds -> string