-#ifdef TRACE5 /* trace 5 - call stack */
-#ifdef ERRCHK
-#define TRC0(a) if(t5t>=0&&t5t<T5M-1) t5s[t5t++] = #a; else exit(0);
-#else
-#define TRC0(a) t5s[t5t++] = #a;
-#endif
-#else
-#ifdef TRACE0 /* trace 0 - mos support functions */
-#ifdef ANSI /* ansi */
-#define TRC0(a) printf(#a "\n");
-#else /* not ansi */
-#define TRC0(a);
-#endif
-#else
-#define TRC0(a);
-#endif
-#endif
-
-#ifdef TRACE5 /* trace 5 - call stack */
-#ifdef ERRCHK
-#define TRC1(a) if(t5t>=0&&t5t<T5M-1) t5s[t5t++] = #a; else exit(0);
-#else
-#define TRC1(a) t5s[t5t++] = #a;
-#endif
-#else
-#ifdef TRACE1 /* trace 1 - mos interface functions */
-#ifdef ANSI /* ansi */
-#define TRC1(a) printf(#a "\n");
-#else /* not ansi */
-#define TRC1(a) ;
-#endif
-#else
-#define TRC1(a);
-#endif
-#endif
-
-#ifdef TRACE5 /* trace 5 - call stack */
-#ifdef ERRCHK
-#define TRC2(a) if(t5t>=0&&t5t<T5M-1) t5s[t5t++] = #a; else exit(0);
-#else
-#define TRC2(a) t5s[t5t++] = #a;
-#endif
-#else
-#ifdef TRACE2 /* trace 2 - layer support functions */
-#ifdef ANSI /* ansi */
-/* envdep_h_001.main_68 Corrected the macro */
-#define TRC2(a) printf(#a "\n");
-#else /* not ansi */
-#define TRC2(a) ;
-#endif
-#else
-#define TRC2(a);
-#endif
-#endif
-
-#ifdef TRACE5 /* trace 5 - call stack */
-#ifdef ERRCHK
-#define TRC3(a) if(t5t>=0&&t5t<T5M-1) t5s[t5t++] = #a; else exit(0);
-#else
-#define TRC3(a) t5s[t5t++] = #a;
-#endif
-#else
-#ifdef TRACE3 /* trace 3 - layer interface functions */
-#ifdef ANSI /* ansi */
-/* envdep_h_001.main_68 Corrected the macro */
-#define TRC3(a) printf(#a "\n");
-#else /* not ansi */
-#define TRC3(a) ;
-#endif
-#else
-#define TRC3(a);
-#endif
-#endif
-
-#ifdef TRACE5 /* trace 5 - call stack */
-#ifdef ERRCHK
-#define TRC4(a) if(t5t>=0&&t5t<T5M-1) t5s[t5t++] = #a; else exit(0);
-#else
-#define TRC4(a) t5s[t5t++] = #a;
-#endif
-#else
-#ifdef TRACE4 /* trace 4 - interrupt service functions */
-#ifdef ANSI /* ansi */
-#define TRC4(a) printf(#a "\n");
-#else /* not ansi */
-#define TRC4(a);
-#endif
-#else
-#define TRC4(a);
-#endif
-#endif
-