Hide one more private symbol

diff --git a/src/freebsd_pci.c b/src/freebsd_pci.c
index 67ca9e3..4b8f7ba 100644 (file)
--- a/src/freebsd_pci.c
+++ b/src/freebsd_pci.c
@@ -64,6 +64,7 @@
  *
  * It is initialized once and used as a global, just as pci_system is used.
  */
+_pci_hidden
 struct freebsd_pci_system {
     /* This must be the first entry in the structure, as pci_system_cleanup()
      * frees pci_sys.