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- #ifdef MSDOS
- #include <io.h>
- #endif
- #if defined(HAVE_STDLIB_H) || defined(MSDOS)
- #include <stdlib.h>
- #endif
- #if (defined(VMS) || defined(MSDOS)) && !defined(HAVE_STRING_H)
- #define HAVE_STRING_H 1
- #endif
- #if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
- #include <string.h>
- /* An ANSI string.h and pre-ANSI memory.h might conflict. */
- #if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
- #include <memory.h>
- #endif /* not STDC_HEADERS and HAVE_MEMORY_H */
- #define bcopy(src, dst, num) memcpy((dst), (src), (num))
- #else /* not STDC_HEADERS and not HAVE_STRING_H */
- #include <strings.h>
- /* memory.h and strings.h conflict on some systems. */
- #endif /* not STDC_HEADERS and not HAVE_STRING_H */
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