diff --git a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_platform_limits_netbsd.cc b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_platform_limits_netbsd.cc
index dc1f5a6616f3..c8f2aa5dba4a 100644
--- a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_platform_limits_netbsd.cc
+++ b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_platform_limits_netbsd.cc
@@ -34,6 +34,7 @@
 #include <sys/chio.h>
 #include <sys/clockctl.h>
 #include <sys/cpuio.h>
+#include <sys/dkbad.h>
 #include <sys/dkio.h>
 #include <sys/drvctlio.h>
 #include <sys/dvdio.h>
diff --git a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_stoptheworld_netbsd_libcdep.cc b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_stoptheworld_netbsd_libcdep.cc
index 2d3aa9910c48..740a223a0f03 100644
--- a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_stoptheworld_netbsd_libcdep.cc
+++ b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_stoptheworld_netbsd_libcdep.cc
@@ -18,6 +18,7 @@
 
 #if SANITIZER_NETBSD
 
+#define _KERNTYPES	/* we want register_t for some ptrace functions */
 #include "sanitizer_stoptheworld.h"
 
 #include "sanitizer_atomic.h"