Index: auto_master.5
===================================================================
--- auto_master.5
+++ auto_master.5
@@ -187,6 +187,8 @@
 .Li "uname -p" .
 .It Li CPU
 Same as ARCH.
+.It Li DOLLAR
+A literal $ sign.
 .It Li HOST
 Expands to the output of
 .Li "uname -n" .
Index: defined.c
===================================================================
--- defined.c
+++ defined.c
@@ -264,6 +264,7 @@
 
 	defined_add("ARCH", name.machine);
 	defined_add("CPU", name.machine);
+	defined_add("DOLLAR", "$");
 	defined_add("HOST", name.nodename);
 	defined_add("OSNAME", name.sysname);
 	defined_add("OSREL", name.release);