diff --git a/clib/clib_pci.c b/clib/clib_pci.c
index da4a00a..7917f6f 100644
--- a/clib/clib_pci.c
+++ b/clib/clib_pci.c
@@ -32,7 +32,8 @@ uint8_t pci_mechanism = 0, pci_device_count = 0;
 #ifdef PCI_LIB_VERSION
 static struct pci_access *pacc;
 static struct pci_dev    *pdev = NULL;
-#    ifdef _WIN32
+#    if defined(_WIN32) && (PCI_LIB_VERSION >= 0x030800)
+#        define DUMMY_CONFIG_SPACE
 static const char         win_notice[] = "NOTICE:         These are dummy configuration registers generated by libpci, as it cannot access the real ones under Windows. It does not reflect the device's actual configuration.";
 #    endif
 #endif
@@ -142,7 +143,7 @@ pci_init_dev(uint8_t bus, uint8_t dev, uint8_t func)
         if (!pacc->devices) {
             libpci_scan_bus(pacc);
 
-#if defined(_WIN32) && (PCI_LIB_VERSION >= 0x030800)
+#    ifdef DUMMY_CONFIG_SPACE
             /* Generate additional configuration values not generated by
                libpci's emulated configuration space code on Windows. */
             if ((pacc->method == PCI_ACCESS_WIN32_CFGMGR32) && !pacc->backend_data) { /* backend_data is NULL if no usable raw access method was found */
@@ -179,7 +180,7 @@ pci_init_dev(uint8_t bus, uint8_t dev, uint8_t func)
                     }
                 }
             }
-#endif
+#    endif
         }
 
         for (pdev = pacc->devices; pdev; pdev = pdev->next) {