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 -- vile:fk=utf-8
+2024-06-18  Thomas E. Dickey <dickey@invisible-island.net>
+	Version 2.52.20240618.
+
+	modify line-continuation handling in AC_SUBST to accept input which
+	has no trailing backslashes.
+
+2024-04-06  Thomas E. Dickey <dickey@invisible-island.net>
+	Version 2.52.20240406.
+
+	warn about any of the plethora of groff-specific options which are not
+	supported
+
+	initialize the dummy variable in AC_TYPE_SIGNAL (Urs Janßen).
+
 2023-12-10  Thomas E. Dickey <dickey@invisible-island.net>
 	Version 2.52.20231210.