sys: define NETBSD macro on NetBSD

configure

@@ -401,7 +401,7 @@ case $SYSTEM in
     NetBSD-* )
         EXTRA_OBJECTS="sys_netbsd.o"
         EXTRA_LIBS="-lkvm"
-        SYSDEFS=""
+        add_def NETBSD
         echo "Configuring for $SYSTEM"
     ;;
     Darwin-* )

sys.c

@@ -44,7 +44,7 @@
 #include "sys_sunos.h"
 #endif
 
-#if defined (__NetBSD__)
+#if defined (NETBSD)
 #include "sys_netbsd.h"
 #endif
 
@@ -70,7 +70,7 @@ SYS_Initialise(void)
   SYS_SunOS_Initialise();
 #endif
 
-#if defined(__NetBSD__)
+#if defined(NETBSD)
   SYS_NetBSD_Initialise();
 #endif
 
@@ -98,7 +98,7 @@ SYS_Finalise(void)
   SYS_SunOS_Finalise();
 #endif
 
-#if defined(__NetBSD__)
+#if defined(NETBSD)
   SYS_NetBSD_Finalise();
 #endif
 

sys_netbsd.c

@@ -27,7 +27,7 @@
 
 #include "config.h"
 
-#ifdef __NetBSD__
+#ifdef NETBSD
 
 #include <kvm.h>
 #include <nlist.h>
@@ -325,4 +325,4 @@ SYS_NetBSD_Finalise(void)
 /* ================================================== */
 
 
-#endif /* __NetBSD__ */
+#endif /* NETBSD */

sysincl.h

@@ -29,7 +29,7 @@
 #ifndef GOT_SYSINCL_H
 #define GOT_SYSINCL_H
 
-#if defined (SOLARIS) || defined(SUNOS) || defined(LINUX) || defined(__NetBSD__) || defined (MACOSX)
+#if defined (SOLARIS) || defined(SUNOS) || defined(LINUX) || defined(NETBSD) || defined (MACOSX)
 
 #if !defined(__NetBSD__) && !defined(__FreeBSD__) && !defined(MACOSX)
 #include <alloca.h>