--- xfce4-battery-plugin-0.4.90.3/panel-plugin/battery.c	2007-03-21 06:24:11.989735000 +0100
+++ xfce4-battery-plugin-0.4.90.3/panel-plugin/battery.c	2007-03-21 06:24:41.000000000 +0100
@@ -25,7 +25,7 @@
 #include <config.h>
 #endif
 
-#ifdef __FreeBSD__
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
 #include <machine/apm_bios.h>
 #elif __OpenBSD__
 #include <sys/param.h>