Add the beginning of the .ONESHELL special feature.

Original patch by David Boyce.  Modified by Paul Smith.

1 files changed, 1 insertions, 0 deletions

diff --git a/job.h b/job.h
index 4664e750..d4626f21 100644
--- a/job.h
+++ b/job.h
@@ -67,6 +67,7 @@ struct child
 
 extern struct child *children;
 
+int is_bourne_compatible_shell(const char *path);
 void new_job (struct file *file);
 void reap_children (int block, int err);
 void start_waiting_jobs (void);