--- capa/capa51/pProj/capaParser.h	2000/08/22 16:00:25	1.10
+++ capa/capa51/pProj/capaParser.h	2004/03/26 20:02:03	1.12
@@ -428,8 +428,11 @@ typedef struct _answer_info {
 #define    SUB_RECORDED        10
 #define    BAD_FORMULA         11
 #define    WANTED_NUMERIC      12
-
-
+#define    UNIT_INVALID_INSTRUCTOR  13
+#define    UNIT_INVALID_STUDENT1    141
+#define    UNIT_INVALID_STUDENT2    142
+#define    UNIT_INVALID_STUDENT3    143
+#define    UNIT_IRRECONCIBLE        15
 
 /* =============================================================== */
 
@@ -550,6 +553,7 @@ void        start_question_over CAPA_ARG
 Symbol*     get_array_symbol    CAPA_ARG((Symbol* name,Symbol* index,int free_symbols));
 Symbol*     build_array_list    CAPA_ARG((Symbol* ar_name,int num_elem)); 
 /*---------------------------------------------------- capaParserUtils.c */ 
+Symbol*     negate              CAPA_ARG((Symbol* symb));
 void        problem_default     CAPA_ARG((Problem_t  *p));
 int         comp_name           CAPA_ARG((char *a,char *b));
 int         comp_namesymbol     CAPA_ARG((char *a, Symbol *b));