Do not use a.out.h.

configure.in

@@ -762,8 +762,6 @@ AC_CHECK_FUNCS(\
 dnl **** Check for header files ****
 
 AC_CHECK_HEADERS(\
-	a.out.h \
-	a_out.h \
 	arpa/inet.h \
 	arpa/nameser.h \
 	elf.h \

debugger/stabs.c

@@ -36,14 +36,6 @@
 #ifdef HAVE_LINK_H
 # include <link.h>
 #endif
-#elif defined(__EMX__)
-#ifdef HAVE_A_OUT_H
-# include <a_out.h>
-#endif
-#else
-#ifdef HAVE_A_OUT_H
-# include <a.out.h>
-#endif
 #endif
 
 #ifndef N_UNDF
@@ -1543,7 +1535,7 @@ enum DbgInfoLoad	DEBUG_ReadExecutableDbgInfo(const char* exe_name)
 
 #else	/* !__ELF__ */
 
-int	DEBUG_ReadExecutableDbgInfo(const char* exe_name)
+enum DbgInfoLoad	DEBUG_ReadExecutableDbgInfo(const char* exe_name)
 {
   return FALSE;
 }

include/config.h.in

@@ -296,12 +296,6 @@
 /* Define if you have the <X11/xpm.h> header file.  */
 #undef HAVE_X11_XPM_H
 
-/* Define if you have the <a.out.h> header file.  */
-#undef HAVE_A_OUT_H
-
-/* Define if you have the <a_out.h> header file.  */
-#undef HAVE_A_OUT_H
-
 /* Define if you have the <arpa/inet.h> header file.  */
 #undef HAVE_ARPA_INET_H