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-rw-r--r--lib/libc/compat-43/gethostid.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libc/compat-43/gethostid.c b/lib/libc/compat-43/gethostid.c
index cc1b905..5126371 100644
--- a/lib/libc/compat-43/gethostid.c
+++ b/lib/libc/compat-43/gethostid.c
@@ -40,6 +40,8 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/sysctl.h>
+#include <unistd.h>
+
long
gethostid(void)
{
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