2 files changed, 5 insertions, 3 deletions
diff --git a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
index c8c7f209993c..87c0ab2afa0d 100644
--- a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
+++ b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
@@ -181,7 +181,8 @@ void writePbm_(OutputBuffer& o_rOutputBuf, Stream* str, int width, int height, b
     o_rOutputBuf[0] = 'P';
     o_rOutputBuf[1] = '4';
     o_rOutputBuf[2] = 0x0A;
-    int nOutLen = snprintf(&o_rOutputBuf[3], WRITE_BUFFER_SIZE-10, "%d %d", width, height);
+    char *pAsCharPtr = reinterpret_cast<char *>(&o_rOutputBuf[3]);
+    int nOutLen = snprintf(pAsCharPtr, WRITE_BUFFER_SIZE-10, "%d %d", width, height);
     if( nOutLen < 0 )
         nOutLen = WRITE_BUFFER_SIZE-10;
     o_rOutputBuf[3+nOutLen]  =0x0A;
@@ -228,7 +229,8 @@ void writePpm_( OutputBuffer&     o_rOutputBuf,
     o_rOutputBuf[0] = 'P';
     o_rOutputBuf[1] = '6';
     o_rOutputBuf[2] = '\n';
-    int nOutLen = snprintf(&o_rOutputBuf[3], WRITE_BUFFER_SIZE-10, "%d %d", width, height);
+    char *pAsCharPtr = reinterpret_cast<char *>(&o_rOutputBuf[3]);
+    int nOutLen = snprintf(pAsCharPtr, WRITE_BUFFER_SIZE-10, "%d %d", width, height);
     if( nOutLen < 0 )
         nOutLen = WRITE_BUFFER_SIZE-10;
     o_rOutputBuf[3+nOutLen]  ='\n';
diff --git a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.hxx b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.hxx
index f24dd9f5380d..bba8f58c9f71 100644
--- a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.hxx
+++ b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.hxx
@@ -295,7 +295,7 @@ extern FILE* g_binary_out;
 
 // note: if you ever hcange Output_t, please keep in mind that the current code
 // relies on it being of 8 bit size
-typedef char Output_t;
+typedef Guchar Output_t;
 typedef std::vector< Output_t > OutputBuffer;
 
 #endif /* INCLUDED_PDFI_OUTDEV_HXX */