       10 // DYNAMIC EXTERNAL test program
       20 //
       30 aap2:=0
       40 COPY "aap2a.sq","aap2.sq"
       50 aap2(1)
       60 COPY "aap2b.sq","aap2.sq"
       70 aap2("3.2")
       80 SYS assert, aap2=4.2
       90 deliet("aap2.sq")
      100 PRINT "Ok"
      110 //
      120 PROC aap2 DYNAMIC EXTERNAL "aap2.sq"
      130 PROC deliet EXTERNAL "deliet.sq"
