This function loads X10LDLL.DLL to be used within your REXX program. A REXX program using X10LDLL must contain the following two lines to access other functions inside X10LDLL:
CALL RXFuncAdd 'X10LLoadFuncs', 'X10LDLL', 'X10LLoadFuncs'
CALL X10LLoadFuncs
Standard REXX errors are returned for this function, for example: Error 43 - Routine not found if X10LDLL.DLL can't be found. X10LDLL.DLL must be in the current directory or in a directory where the LIBPATH statement points to.