diff -Naur rcs-5.9.4.old/src/b-complain.h rcs-5.9.4.new/src/b-complain.h
--- src/b-complain.h	2015-01-09 01:40:02.000000000 -0800
+++ src/b-complain.h	2015-10-15 10:46:18.000000000 -0700
@@ -32,12 +32,11 @@
   printf_string (2, 3);
 extern void generic_error (char const *who, char const *fmt, ...)
   printf_string (2, 3);
-extern void generic_fatal (char const *who, char const *fmt, ...)
-  printf_string (2, 3) exiting;
-extern void fatal_syntax (size_t lno, char const *fmt, ...)
-  printf_string (2, 3) exiting;
-extern void fatal_sys (char const *who)
-  exiting;
+exiting extern void generic_fatal (char const *who, char const *fmt, ...)
+  printf_string (2, 3);
+exiting extern void fatal_syntax (size_t lno, char const *fmt, ...)
+  printf_string (2, 3);
+exiting extern void fatal_sys (char const *who);
 
 /* Idioms.  Here, prefix P stands for "program" (general operation);
    M for "manifestation"; R for "repository".  */
diff -Naur rcs-5.9.4.old/src/b-fb.h rcs-5.9.4.new/src/b-fb.h
--- src/b-fb.h	2015-01-09 01:40:02.000000000 -0800
+++ src/b-fb.h	2015-10-15 10:41:32.000000000 -0700
@@ -21,9 +21,9 @@
 */
 
 extern int change_mode (int fd, mode_t mode);
-extern void Ierror (void) exiting;
+exiting extern void Ierror (void);
 extern void testIerror (FILE *f);
-extern void Oerror (void) exiting;
+exiting extern void Oerror (void);
 extern void testOerror (FILE *o);
 extern FILE *fopen_safer (char const *filename, char const *type);
 extern void Ozclose (FILE **p);
diff -Naur rcs-5.9.4.old/src/base.h rcs-5.9.4.new/src/base.h
--- src/base.h	2015-01-09 01:40:02.000000000 -0800
+++ src/base.h	2015-10-15 10:47:47.000000000 -0700
@@ -754,8 +754,7 @@
 int donerewrite (int changed, time_t newRCStime);
 void ORCSclose (void);
 void ORCSerror (void);
-void unexpected_EOF (void)
-  exiting;
+exiting void unexpected_EOF (void);
 void initdiffcmd (struct diffcmd *dc);
 int getdiffcmd (struct fro *finfile, bool delimiter,
                 FILE *foutfile, struct diffcmd *dc);
@@ -830,8 +829,7 @@
                       char datebuf[datesize + zonelenmax]);
 
 /* rcsutil */
-void thank_you_and_goodnight (int const how)
-  exiting;
+exiting void thank_you_and_goodnight (int const how);
 /* These are for ‘thank_you_and_goodnight’.  */
 #define TYAG_ORCSERROR     (1 << 3)
 #define TYAG_DIRTMPUNLINK  (1 << 2)