use uint16_t instead of magic ifdefs, leaving support for bit type in there incase we support it some day

test/val/rotate7.c

@@ -6,27 +6,14 @@
 
 #include <stdio.h>
 #include <limits.h>
+#include <stdint.h>
 
 unsigned char success=0;
 unsigned char failures=0;
 unsigned char dummy=0;
 
-#ifdef SIZEOF_INT_16BIT
-#if defined(__LINUX__) || defined(LINUX)
-signed short aint0 = 0;
-signed short aint1 = 0;
-
-#else
-signed int aint0 = 0;
-signed int aint1 = 0;
-
-#endif
-
-#else
-signed int aint0 = 0;
-signed int aint1 = 0;
-
-#endif
+int16_t aint0 = 0;
+int16_t aint1 = 0;
 
 /*
 signed char achar0 = 0;