1 files changed, 11 insertions, 0 deletions

diff --git a/src/process.h b/src/process.h
index 8f476f6894d..2ac7b59c6b7 100644
--- a/src/process.h
+++ b/src/process.h
@@ -91,3 +91,14 @@ extern char *synch_process_death;
    this is exit code of synchronous subprocess.  */
 extern int synch_process_retcode;
 
+/* The name of the file open to get a null file, or a data sink.
+   VMS, MS-DOS, and OS/2 redefine this.  */
+#ifndef NULL_DEVICE
+#define NULL_DEVICE "/dev/null"
+#endif
+
+/* A string listing the possible suffixes used for executable files,
+   separated by colons.  VMS, MS-DOS, and OS/2 redefine this.  */
+#ifndef EXEC_SUFFIXES
+#define EXEC_SUFFIXES ""
+#endif