939   int argc,   in isDate()  argument
947   if( argc==0 ){  in isDate()
960   for(i=1; i<argc; i++){  in isDate()
983   int argc,  in juliandayFunc()  argument
987   if( isDate(context, argc, argv, &x)==0 ){  in juliandayFunc()
1001   int argc,  in unixepochFunc()  argument
1005   if( isDate(context, argc, argv, &x)==0 ){  in unixepochFunc()
1018   int argc,  in datetimeFunc()  argument
1022   if( isDate(context, argc, argv, &x)==0 ){  in datetimeFunc()
1065   int argc,  in timeFunc()  argument
1069   if( isDate(context, argc, argv, &x)==0 ){  in timeFunc()
1094   int argc,  in dateFunc()  argument
1098   if( isDate(context, argc, argv, &x)==0 ){  in dateFunc()
1145   int argc,  in strftimeFunc()  argument
1155   if( argc==0 ) return;  in strftimeFunc()
1157   if( zFmt==0 || isDate(context, argc-1, argv+1, &x) ) return;  in strftimeFunc()
1302   int argc,  in currentTimeFunc()  argument
1312   UNUSED_PARAMETER(argc);  in currentTimeFunc()