174    void               (*insert)(png_structp, png_infop, int, png_charpp);
748 makepng_warning(png_structp png_ptr, png_const_charp message)  in makepng_warning()
763 makepng_error(png_structp png_ptr, png_const_charp message)  in makepng_error()
774    png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,  in write_png()
787       png_structp nv_ptr = png_ptr;  in write_png()
983       png_structp nv_ptr = png_ptr;  in write_png()
1154 insert_iCCP(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_iCCP()
1259 set_text(png_structp png_ptr, png_infop info_ptr, png_textp text,  in set_text()
1299 insert_tEXt(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_tEXt()
1310 insert_zTXt(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_zTXt()
1322 insert_iTXt(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_iTXt()
1336 insert_hIST(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_hIST()
1378 insert_sBIT(png_structp png_ptr, png_infop info_ptr, int nparams,  in insert_sBIT()
1416 insert_sPLT(png_structp png_ptr, png_infop info_ptr, int nparams, png_charpp params)
1459    void (*insert)(png_structp, png_infop, int, png_charpp),  in make_insert()  argument