.PP
A content specification consists of a content type and a subtype.
The initial list of \*(lqstandard\*(rq content types and subtypes can
.PP
A content specification consists of a content type and a subtype.
The initial list of \*(lqstandard\*(rq content types and subtypes can
-checks this by examining the environment
-variable
-.BR $MM_CHARSET .
-If the value of this environment variable is equal
+checks this by examining the current character set defined by the
+.IR locale (1)
+environment variables.
+If the value of the locale character set is equal
.B mhshow
will assume a value of \*(lqUS-ASCII\*(rq.
If the character set cannot be displayed natively, then
.B mhshow
will assume a value of \*(lqUS-ASCII\*(rq.
If the character set cannot be displayed natively, then