Resolving dependencies...
Configuring pngload-0.1...
Building pngload-0.1...
Preprocessing library pngload-0.1...

Codec/Image/PNG.hs:1:12: Warning:
    -fglasgow-exts is deprecated: Use individual extensions instead

Codec/Image/PNG/Internal/CRC.hs:1:12: Warning:
    -fglasgow-exts is deprecated: Use individual extensions instead

Codec/Image/PNG/Internal/CRC.hs:1:12: Warning:
    -fbang-patterns is deprecated: use -XBangPatterns or pragma {-# LANGUAGE BangPatterns #-} instead

Codec/Image/PNG/Internal/Filters.hs:1:12: Warning:
    -fglasgow-exts is deprecated: Use individual extensions instead

Codec/Image/PNG/Internal/Filters.hs:1:12: Warning:
    -fbang-patterns is deprecated: use -XBangPatterns or pragma {-# LANGUAGE BangPatterns #-} instead

Codec/Image/PNG/Internal/Parser.hs:1:12: Warning:
    -fglasgow-exts is deprecated: Use individual extensions instead

Codec/Image/PNG.hs:1:1:
    Ambiguous module name `Prelude':
      it was found in multiple packages: base haskell98-2.0.0.2
Failed to install pngload-0.1
cabal: Error: some packages failed to install:
explore-0.0.7.0 depends on pngload-0.1 which failed to install.
pngload-0.1 failed during the building phase. The exception was:
ExitFailure 1