348     xmlChar *errString;		/* the string raising the error */  member
3555     exec->errString = NULL;  in xmlRegNewExecCtxt()
3592     if (exec->errString != NULL)  in xmlRegFreeExecCtxt()
3593         xmlFree(exec->errString);  in xmlRegFreeExecCtxt()
3754     if (exec->errString != NULL)  in xmlRegCompactPushString()
3755         xmlFree(exec->errString);  in xmlRegCompactPushString()
3756     exec->errString = xmlStrdup(value);  in xmlRegCompactPushString()
4040 		    if (exec->errString != NULL)  in xmlRegExecPushStringInternal()
4041 			xmlFree(exec->errString);  in xmlRegExecPushStringInternal()
4042 		    exec->errString = xmlStrdup(value);  in xmlRegExecPushStringInternal()
4088 		if (exec->errString != NULL)  in xmlRegExecPushStringInternal()
4089 		    xmlFree(exec->errString);  in xmlRegExecPushStringInternal()
4090 		exec->errString = xmlStrdup(value);  in xmlRegExecPushStringInternal()
4407 	    *string = exec->errString;  in xmlRegExecErrInfo()