Q44897: system() Returns an Exit Code Under OS/2

Article: Q44897
Product(s): See article
Version(s): 5.10   | 5.10
Operating System(s): MS-DOS | OS/2
Keyword(s): ENDUSER | | mspl13_c
Last Modified: 31-MAY-1989

The system() function under OS/2 returns the exit code of the process
executed, unlike MS-DOS. Under MS-DOS the system() function always
returns 0 to indicate successful completion.

Under both operating systems, if the system() function fails then a
value of -1 is returned.

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