+
+char * cpy2 ( char *to, char *from, int delim );
+char * cpytill ( char *to, char *from, int delim );
+void growstr ( char **strptr, int *curlen, int newlen );
+char * instr ( char *big, char *little );
+char * safecpy ( char *to, char *from, int len );
+char * savestr ( char *str );
+void croak ( char *pat, ... );
+void fatal ( char *pat, ... );
+void warn ( char *pat, ... );
+int prewalk ( int numit, int level, int node, int *numericptr );
+
+Malloc_t safemalloc (MEM_SIZE nbytes);
+Malloc_t safecalloc (MEM_SIZE elements, MEM_SIZE size);
+Malloc_t saferealloc (Malloc_t where, MEM_SIZE nbytes);
+Free_t safefree (Malloc_t where);