Fix incorrectly implemented check for filetype validity.

src/pio_server.c

@@ -196,8 +196,8 @@ readFuncCall(struct funcCallDesc *header)
                            + header->funcArgs.newFile.offset);
         xassert(filename[filenamesz] == '\0');
         int filetype = header->funcArgs.newFile.filetype;
-        xassert ( filetype >= MINFILETYPE && filetype <= MAXFILETYPE );
         int streamID = streamOpenWrite(filename, filetype);
+        xassert(streamID != CDI_ELIBNAVAIL);
         xdebug("READ FUNCTION CALL FROM WIN:  %s, filenamesz=%zu,"
                " filename=%s, filetype=%d, OPENED STREAM %d",
                funcMap[(-1 - funcID)], filenamesz, filename,

src/pio_util.h

@@ -17,9 +17,6 @@
 
 #define MAXDEBUG           3
 
-#define MINFILETYPE        1
-#define MAXFILETYPE        9
-
 #define ddebug             1
 
 #define debugString "#####"