diff --git a/src/filter.c b/src/filter.c
index d13f10e..105eae9 100755
--- a/src/filter.c
+++ b/src/filter.c
@@ -40,6 +40,8 @@
 #include "epson-escpr-api.h"
 #include "epson-escpr-services.h"
 #include "epson-escpr-mem.h"
+#include "epson-escpr-services.h"
+//#include "epson-escpage.h"
 
 #include "err.h"
 #include "mem.h"
@@ -48,6 +50,11 @@
 #include "libprtX.h"
 #include "optBase.h"
 #include "linux_cmn.h"
+#include "xfifo.h"
+
+extern EPS_ERR_CODE SetupJobAttrib (const EPS_JOB_ATTRIB*);
+extern EPS_ERR_CODE SendStartJob ();
+extern EPS_ERR_CODE PrintBand (const EPS_UINT8*, EPS_UINT32, EPS_UINT32*);
 
 #define WIDTH_BYTES(bits) (((bits) + 31) / 32 * 4)
 
@@ -431,7 +438,7 @@ main (int argc, char *argv[])
 	}
 	
 	printJob.jobStatus = EPS_STATUS_ESTABLISHED;
-	int printHeight = 0;
+	EPS_UINT32 printHeight = 0;
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////	
 
 	print_area_x = printJob.printableAreaWidth;
@@ -605,7 +612,7 @@ main (int argc, char *argv[])
 						memcpy(rever_buf + k*3, startpage + pos + (bandBmp.widthBytes - 6) - k*3, 3);
 					}
 				}
-				PrintBand (rever_buf, bandBmp.widthBytes, &printHeight);
+				PrintBand ((const EPS_UINT8 *)rever_buf, bandBmp.widthBytes, &printHeight);
 				pos -= bandBmp.widthBytes;
 			}
 
@@ -898,7 +905,7 @@ set_pips_parameter (filter_option_t *filter_opt_p, EPS_OPT *printOpt)
 
 	/* Get number of pages */
 	char page_num;
-	read (STDIN_FILENO, &page_num, 1);
+	(void)read (STDIN_FILENO, &page_num, 1);
 	debug_msg("total pages = %d\n", page_num);
 
 	/* Others */
@@ -949,7 +956,7 @@ EPS_INT32 print_spool_fnc(void* hParam, const EPS_UINT8* pBuf, EPS_UINT32 cbBuf)
 
 //	fwrite (pBuf, cbBuf, 1, outfp);
 
-	XFIFOWrite(context, pBuf, cbBuf);
+	XFIFOWrite(context, (char *)pBuf, cbBuf);
 
 	return 1;
 }
diff --git a/src/mem.c b/src/mem.c
index 4b4b118..420eaf5 100755
--- a/src/mem.c
+++ b/src/mem.c
@@ -24,6 +24,7 @@
 
 #include <stdlib.h>
 #include "mem.h"
+#include "err.h"
 
 void *
 mem_malloc (unsigned int size, bool_t crit)
-- 
2.15.1