build: add the SIBO SDK

code/SIBOSDK/demo/bldall.bat

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+CALL MAKE HELLO
+CALL MAKE P_HELLO
+CALL MAKE P_COMP
+CALL MAKE P_DLIST
+CALL MAKE P_PRNDIR
+CALL MAKE P_SEARCH
+CALL MAKE EVENTS
+CALL MAKE SUBPROC
+CALL MAKE EVENTS2
+CALL MAKE EVENTS3
+CALL MAKE EVENTS4
+CALL MAKE W_HELLO
+CALL MAKE GAUGE
+CALL MAKE LINED
+CALL MAKE SCAPT
+CALL MAKE FONTS
+CALL MAKE HCSHELL
+CALL MAKE LKSHELL
+CALL MAKE ALERT
+CALL MAKE CLOCK
+CALL MAKE BUTTON
+CALL MAKE SOUND