Binary package “libmng-dev” in ubuntu bionic

M-N-G library (Development headers)

 The libmng library supports decoding, displaying, encoding, and various other
 manipulations of the Multiple-image Network Graphics (MNG) format image files.
 It uses the zlib compression library, and optionally the JPEG library by the
 Independent JPEG Group (IJG) and/or lcms (little cms), a color-management
 library by Marti Maria Saguar.
 This package provides development headers.