diff options
Diffstat (limited to 'hwaccess.c')
| -rw-r--r-- | hwaccess.c | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -37,9 +37,21 @@ #error "Unknown operating system" #endif -#define USE_IOPL (IS_LINUX || IS_MACOSX || defined(__NetBSD__) || defined(__OpenBSD__)) -#define USE_DEV_IO (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)) -#define USE_IOPERM (defined(__gnu_hurd__)) +#if (IS_LINUX || IS_MACOSX || defined(__NetBSD__) || defined(__OpenBSD__)) + #define USE_IOPL (1) +#else + #define USE_IOPL (0) +#endif +#if (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)) + #define USE_DEV_IO (1) +#else + #define USE_DEV_IO (0) +#endif +#if (defined(__gnu_hurd__)) + #define USE_IOPERM (1) +#else + #define USE_IOPERM (0) +#endif #if USE_IOPERM #include <sys/io.h> |