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-rw-r--r--lib/libc/gen/sysctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/libc/gen/sysctl.c b/lib/libc/gen/sysctl.c
index ad39ff6..525175a1 100644
--- a/lib/libc/gen/sysctl.c
+++ b/lib/libc/gen/sysctl.c
@@ -47,6 +47,9 @@ __FBSDID("$FreeBSD$");
#include <unistd.h>
#include <string.h>
+extern int __sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp,
+ void *newp, size_t newlen);
+
int
sysctl(name, namelen, oldp, oldlenp, newp, newlen)
int *name;
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