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-rw-r--r--include/libbb.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/libbb.h b/include/libbb.h
index a8ceb449c..5a270cdca 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1901,6 +1901,7 @@ extern const char bb_default_login_shell[] ALIGN1;
#define ARRAY_SIZE(x) ((unsigned)(sizeof(x) / sizeof((x)[0])))
+#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
/* We redefine ctype macros. Unicode-correct handling of char types