Index: exscalibar-1.0.4/src/qtextra/qsocketsession.h
===================================================================
--- exscalibar-1.0.4.orig/src/qtextra/qsocketsession.h
+++ exscalibar-1.0.4/src/qtextra/qsocketsession.h
@@ -11,7 +11,13 @@
 #define __QSOCKETSESSION_H
 
 // TODO: may need compatibility fixes.
-#include <byteswap.h>
+#ifdef __FreeBSD__
+# include <sys/endian.h>
+# define bswap_32 __bswap32
+# define bswap_16 __bswap16
+#else
+# include <byteswap.h>
+#endif
 
 #include <stdint.h>