Replace http://man7.org links with https://man7.org links.
I suspect the way http:// dies is that browsers just interpret it as
https:// anyway, but there's no reason not to just bulk fix all these at
source.
Change-Id: I38fa91728846d7c33207ef1bdadd4910eac9e941
diff --git a/libc/include/errno.h b/libc/include/errno.h
index 12ebdf7..0b79592 100644
--- a/libc/include/errno.h
+++ b/libc/include/errno.h
@@ -52,7 +52,7 @@
int* _Nonnull __errno(void) __attribute_const__;
/**
- * [errno(3)](http://man7.org/linux/man-pages/man3/errno.3.html) is the last error on the calling
+ * [errno(3)](https://man7.org/linux/man-pages/man3/errno.3.html) is the last error on the calling
* thread.
*/
#define errno (*__errno())