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-rw-r--r--include/uapi/linux/auxvec.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/auxvec.h b/include/uapi/linux/auxvec.h
index abe5f2b6581b..c7e502bf5a6f 100644
--- a/include/uapi/linux/auxvec.h
+++ b/include/uapi/linux/auxvec.h
@@ -33,5 +33,8 @@
#define AT_EXECFN 31 /* filename of program */
+#ifndef AT_MINSIGSTKSZ
+#define AT_MINSIGSTKSZ 51 /* minimal stack size for signal delivery */
+#endif
#endif /* _UAPI_LINUX_AUXVEC_H */