diff --git a/bfd/hosts/irix4.h b/bfd/hosts/irix4.h
new file mode 100644
index 0000000000..1ae0a584a1
--- /dev/null
+++ b/bfd/hosts/irix4.h
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <malloc.h>
+
+#if 0
+#include <ctype.h>
+#include <sys/file.h>
+#endif
+
+#if !defined (O_ACCMODE)
+#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
+#endif
+
+#if !defined (SEEK_SET)
+#define SEEK_SET 0
+#define SEEK_CUR 1
+#endif
+
+/* EXACT TYPES */
+typedef char int8e_type;
+typedef unsigned char uint8e_type;
+typedef short int16e_type;
+typedef unsigned short uint16e_type;
+typedef int int32e_type;
+typedef unsigned int uint32e_type;
+
+/* CORRECT SIZE OR GREATER */
+typedef char int8_type;
+typedef unsigned char uint8_type;
+typedef short int16_type;
+typedef unsigned short uint16_type;
+typedef int int32_type;
+typedef unsigned int uint32_type;
+
+#include "fopen-same.h"