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-rw-r--r--src/adlmidi_private.hpp21
1 files changed, 11 insertions, 10 deletions
diff --git a/src/adlmidi_private.hpp b/src/adlmidi_private.hpp
index 887fc4d..b478363 100644
--- a/src/adlmidi_private.hpp
+++ b/src/adlmidi_private.hpp
@@ -60,16 +60,17 @@ typedef int32_t ssize_t;
#endif
#if defined(__DJGPP__) || (defined(__WATCOMC__) && (defined(__DOS__) || defined(__DOS4G__) || defined(__DOS4GNZ__)))
-#define ADLMIDI_HW_OPL
-#include <conio.h>
-#ifdef __DJGPP__
-#include <pc.h>
-#include <dpmi.h>
-#include <go32.h>
-#include <sys/farptr.h>
-#include <dos.h>
-#endif
-
+# ifndef ADLMIDI_HW_OPL
+# define ADLMIDI_HW_OPL
+# endif
+# include <conio.h>
+# ifdef __DJGPP__
+# include <pc.h>
+# include <dpmi.h>
+# include <go32.h>
+# include <sys/farptr.h>
+# include <dos.h>
+# endif
#endif
#include <vector>