build: add the SIBO SDK

code/SIBOSDK/include/p_strm.h

@@ -0,0 +1,27 @@
+/*	HEADER - P_STRM.H
+Copyright (C) Psion PLC 1991-92
+ VER    DATE   BY  DESCRIPTION
+===== ======== === ===========
+1.00F 26/04/90 NSM First relase
+1.10F 07/07/92 NSM Second release
+*/
+#ifndef P_STRM_H
+#define P_STRM_H
+
+#include <stdepoc.h>
+
+#define STRM_READ 0
+#define STRM_WRITE 1
+typedef struct
+{
+unsigned int bsiz; /* block size in bytes */ 
+unsigned int dirty; /* TRUE if active block is dirty */ 
+unsigned int blk; /* block number currently in buf */ 
+unsigned int ffblk; /* first free block */ 
+int (*iovec)(void *,int,void *,int,int); /* block io function */ 
+void *pcb; /* parameter to block io function */ 
+unsigned char buf[2]; /* buffer */ 
+} STRMCB;
+#define STRMCBL (sizeof(STRMCB)-2)
+
+#endif // P_STRM_H