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-rw-r--r--cpukit/include/machine/_kernel_in.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/cpukit/include/machine/_kernel_in.h b/cpukit/include/machine/_kernel_in.h
index 0dad7f534e..29a6112e96 100644
--- a/cpukit/include/machine/_kernel_in.h
+++ b/cpukit/include/machine/_kernel_in.h
@@ -32,6 +32,13 @@
* $FreeBSD: head/sys/netinet/in.h 326023 2017-11-20 19:43:44Z pfg $
*/
+/**
+ * @file
+ *
+ * @brief This header file provides IPv4 definitions for the kernel space
+ * (_KERNEL is defined before including <netinet/in.h>).
+ */
+
#if !defined(_NETINET_IN_H_) || !defined(_KERNEL)
#error "must be included via <netinet/in.h> in kernel space"
#endif