/* Coding-system actually used in the latest I/O. */
extern Lisp_Object Vlast_coding_system_used;
+/* If non-zero, process buffer inherits the coding system used to decode
+ the subprocess output. */
+extern int inherit_process_coding_system;
+
/* Coding-system to be used for encoding terminal output. This
structure contains information of a coding-system specified by the
function `set-terminal-coding-system'. */