diff --git a/newlib/libc/sys/jehanne/include/termios.h b/newlib/libc/sys/jehanne/include/termios.h
index 387201531..0e498a3fd 100644
--- a/newlib/libc/sys/jehanne/include/termios.h
+++ b/newlib/libc/sys/jehanne/include/termios.h
@@ -143,6 +143,7 @@
 typedef unsigned long tcflag_t;
 typedef unsigned long speed_t;
 typedef unsigned char cc_t;
+typedef int pid_t;
 
 struct termios {
 	tcflag_t	c_iflag;	/* input modes */