[wxGTK2] Check if a family wasn't found for the description in GetFamily()

[wxWidgets.git] / src / common / imagiff.cpp

diff --git a/src/common/imagiff.cpp b/src/common/imagiff.cpp
index 5a6dc5cced6e3343ddec1ae76aa064725dda8d26..b6db906cdb2863fb5cdb0e6d494086f490bf3895 100644 (file)
--- a/src/common/imagiff.cpp
+++ b/src/common/imagiff.cpp
@@ -239,7 +239,7 @@ bool wxIFFDecoder::CanRead()
     if ( !m_f->Read(buf, WXSIZEOF(buf)) )
         return false;
 
-    m_f->SeekI(-(off_t)WXSIZEOF(buf), wxFromCurrent);
+    m_f->SeekI(-(wxFileOffset)WXSIZEOF(buf), wxFromCurrent);
 
     return (memcmp(buf, "FORM", 4) == 0) && (memcmp(buf+8, "ILBM", 4) == 0);
 }
@@ -339,7 +339,7 @@ int wxIFFDecoder::ReadIFF()
     }
 
     // compute file length
-    off_t currentPos = m_f->TellI();
+    wxFileOffset currentPos = m_f->TellI();
     m_f->SeekI(0, wxFromEnd);
     long filesize = m_f->TellI();
     m_f->SeekI(currentPos, wxFromStart);