* job.c [RISCOS]: Remove logic that is no longer required.

Signed-off-by: Paul Smith <psmith@gnu.org>
Copyright-paperwork-exempt: yes
diff --git a/job.c b/job.c
index 3d9aec5..43974f1 100644
--- a/job.c
+++ b/job.c
@@ -73,12 +73,6 @@
 # define VMS_POSIX_EXIT_MASK (C_FACILITY_NO | 0xA000)
 #endif
 
-
-#elif defined (__riscos__)
-
-const char *default_shell = "";
-int batch_mode_shell = 0;
-
 #else
 
 const char *default_shell = "/bin/sh";