float float_element[], unsigned char char_element[],
long num_elements, float scale_factor
);
-extern char* error_string(int);
+extern const char* error_string(int);
#endif
// Write a SETI work unit header to a file
-char *receivers[]={"invalid","synthetic","ao1420"};
-char *datatypes[]={"invalid","ascii","encoded","sun_binary"};
+const char *const receivers[]={"invalid","synthetic","ao1420"};
+const char *const datatypes[]={"invalid","ascii","encoded","sun_binary"};
SETI_WU_INFO::SETI_WU_INFO(const workunit &w) :
track_mem<SETI_WU_INFO>("SETI_WU_INFO"),