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-rw-r--r--gcc/config/vxworksae.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/config/vxworksae.h b/gcc/config/vxworksae.h
index 0f9b553..86d1923 100644
--- a/gcc/config/vxworksae.h
+++ b/gcc/config/vxworksae.h
@@ -64,6 +64,10 @@ along with GCC; see the file COPYING3. If not see
/* Both kernels and RTPs have the facilities required by this macro. */
#define TARGET_POSIX_IO
+/* The AE/653 system headers all predate the introduction of _VX_ prefixes
+ ahead of CPU families of macros. */
+#define VX_CPU_PREFIX ""
+
/* A VxWorks 653 implementation of TARGET_OS_CPP_BUILTINS. */
#define VXWORKS_OS_CPP_BUILTINS() \
do \