Minor tweaks to make OSX and FreeBSD and other BSD variants work.

software/libinfnoise.h

@@ -1,7 +1,11 @@
 #include <stdbool.h>
 #include <stdint.h>
 #include <sys/types.h>
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__APPLE__) || defined(__FreeBSD__)
+#include <limits.h>
+#else
 #include <linux/limits.h>
+#endif
 #include <ftdi.h>
 #include <time.h>