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-rw-r--r--tools/lib/bpf/hashmap.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/lib/bpf/hashmap.h b/tools/lib/bpf/hashmap.h
index 03748a742146..bae8879cdf58 100644
--- a/tools/lib/bpf/hashmap.h
+++ b/tools/lib/bpf/hashmap.h
@@ -10,6 +10,11 @@
#include <stdbool.h>
#include <stddef.h>
+#ifdef __GLIBC__
+#include <bits/wordsize.h>
+#else
+#include <bits/reg.h>
+#endif
#include "libbpf_internal.h"
static inline size_t hash_bits(size_t h, int bits)