-float _uchar2fs (unsigned char);
-float _schar2fs (signed char);
-float _uint2fs (unsigned int);
-float _sint2fs (signed int);
-float _ulong2fs (unsigned long);
-float _slong2fs (signed long);
-unsigned char _fs2uchar (float);
-signed char _fs2schar (float);
-unsigned int _fs2uint (float);
-signed int _fs2sint (float);
-unsigned long _fs2ulong (float);
-signed long _fs2slong (float);
+float __uchar2fs (unsigned char);
+float __schar2fs (signed char);
+float __uint2fs (unsigned int);
+float __sint2fs (signed int);
+float __ulong2fs (unsigned long);
+float __slong2fs (signed long);
+unsigned char __fs2uchar (float);
+signed char __fs2schar (float);
+unsigned int __fs2uint (float);
+signed int __fs2sint (float);
+unsigned long __fs2ulong (float);
+signed long __fs2slong (float);