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-rw-r--r--source/tools/pdfposter.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/source/tools/pdfposter.c b/source/tools/pdfposter.c
index 66eaa3a5..753a4da3 100644
--- a/source/tools/pdfposter.c
+++ b/source/tools/pdfposter.c
@@ -2,8 +2,13 @@
* PDF posteriser; split pages within a PDF file into smaller lumps.
*/
+#include "mupdf/fitz.h"
#include "mupdf/pdf.h"
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
static int x_factor = 0;
static int y_factor = 0;