Imported from libpng-0.99i.tar
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
new file mode 100644
index 0000000..ba2d3e3
--- /dev/null
+++ b/scripts/pngos2.def
@@ -0,0 +1,286 @@
+;----------------------------------------
+; PNGLIB module definition file for OS/2
+;----------------------------------------
+
+LIBRARY PNG
+DESCRIPTION "PNG image compression library for OS/2"
+CODE PRELOAD MOVEABLE DISCARDABLE
+DATA PRELOAD MOVEABLE MULTIPLE
+
+EXPORTS
+ png_set_sig_bytes
+ png_sig_cmp
+ png_check_sig
+ png_create_read_struct
+ png_create_write_struct
+ png_write_chunk
+ png_write_chunk_start
+ png_write_chunk_data
+ png_write_chunk_end
+ png_create_info_struct
+ png_info_init
+ png_write_info
+ png_read_info
+ png_convert_to_rfc1123
+ png_convert_from_struct_tm
+ png_convert_from_time_t
+ png_set_expand
+ png_set_bgr
+ png_set_gray_to_rgb
+; png_set_rgb_to_gray
+ png_build_grayscale_palette
+ png_set_strip_alpha
+ png_set_swap_alpha
+ png_set_invert_alpha
+ png_set_filler
+ png_set_swap
+ png_set_packing
+ png_set_packswap
+ png_set_shift
+ png_set_interlace_handling
+ png_set_invert_mono
+ png_set_background
+ png_set_strip_16
+ png_set_dither
+ png_set_gamma
+ png_set_flush
+ png_write_flush
+ png_start_read_image
+ png_read_update_info
+ png_read_rows
+ png_read_row
+ png_read_image
+ png_write_row
+ png_write_rows
+ png_write_image
+ png_write_end
+ png_read_end
+ png_destroy_info_struct
+ png_destroy_read_struct
+ png_read_destroy
+ png_destroy_write_struct
+; png_write_destroy_info
+ png_write_destroy
+ png_set_crc_action
+ png_set_filter
+ png_set_filter_heuristics
+ png_set_compression_level
+ png_set_compression_mem_level
+ png_set_compression_strategy
+ png_set_compression_window_bits
+ png_set_compression_method
+ png_init_io
+ png_set_error_fn
+ png_get_error_ptr
+ png_set_write_fn
+ png_set_read_fn
+ png_set_write_status_fn
+ png_set_read_status_fn
+ png_get_io_ptr
+ png_set_progressive_read_fn
+ png_set_read_status_fn
+ png_set_read_user_transform_fn
+ png_set_write_status_fn
+ png_set_write_user_transform_fn
+ png_get_progressive_ptr
+ png_process_data
+ png_progressive_combine_row
+ png_malloc
+ png_free
+ png_memcpy_check
+ png_memset_check
+; png_debug_malloc
+; png_debug_free
+; png_far_to_near
+ png_error
+ png_chunk_error
+ png_warning
+ png_chunk_warning
+ png_get_valid
+ png_get_rowbytes
+ png_get_channels
+ png_get_image_width
+ png_get_image_height
+ png_get_bit_depth
+ png_get_color_type
+ png_get_filter_type
+ png_get_interlace_type
+ png_get_compression_type
+ png_get_pixels_per_meter
+ png_get_pixel_aspect_ratio
+ png_get_x_offset_pixels
+ png_get_y_offset_pixels
+ png_get_x_offset_microns
+ png_get_y_offset_microns
+ png_get_signature
+ png_get_bKGD
+ png_set_bKGD
+ png_get_cHRM
+ png_set_cHRM
+ png_get_gAMA
+ png_set_gAMA
+ png_get_hIST
+ png_set_hIST
+ png_get_IHDR
+ png_set_IHDR
+ png_get_oFFs
+ png_set_oFFs
+ png_get_pCAL
+ png_set_pCAL
+ png_get_pHYs
+ png_set_pHYs
+ png_get_PLTE
+ png_set_PLTE
+ png_get_sBIT
+ png_set_sBIT
+ png_get_sRGB
+ png_set_sRGB
+ png_set_sRGB_gAMA_and_cHRM
+ png_get_text
+ png_set_text
+ png_get_tIME
+ png_set_tIME
+ png_get_tRNS
+ png_set_tRNS
+
+ png_create_struct
+ png_destroy_struct
+ png_info_destroy
+ png_zalloc
+ png_zfree
+ png_reset_crc
+ png_write_data
+ png_read_data
+ png_crc_read
+ png_crc_finish
+ png_crc_error
+ png_calculate_crc
+ png_flush
+ png_save_uint_32
+ png_save_int_32
+ png_save_uint_16
+ png_write_sig
+ png_write_IHDR
+ png_write_PLTE
+ png_write_IDAT
+ png_write_IEND
+ png_write_gAMA
+ png_write_sBIT
+ png_write_cHRM
+ png_write_sRGB
+ png_write_tRNS
+ png_write_bKGD
+ png_write_hIST
+ png_check_keyword
+ png_write_tEXt
+ png_write_zTXt
+ png_write_oFFs
+ png_write_pCAL
+ png_write_pHYs
+ png_write_tIME
+ png_write_finish_row
+ png_write_start_row
+ png_build_gamma_table
+ png_combine_row
+ png_do_read_interlace
+ png_do_write_interlace
+ png_read_filter_row
+ png_write_find_filter
+ png_write_filtered_row
+ png_read_finish_row
+ png_read_start_row
+ png_read_transform_info
+ png_do_read_filler
+ png_do_read_swap_alpha
+ png_do_write_swap_alpha
+ png_do_read_invert_alpha
+ png_do_write_invert_alpha
+ png_do_strip_filler
+ png_do_swap
+ png_do_packswap
+; png_do_rgb_to_gray
+ png_do_gray_to_rgb
+ png_do_unpack
+ png_do_unshift
+ png_do_invert
+ png_do_chop
+ png_do_dither
+; png_correct_palette
+ png_do_bgr
+ png_do_pack
+ png_do_shift
+ png_do_background
+ png_do_gamma
+ png_do_expand_palette
+ png_do_expand
+ png_handle_IHDR
+ png_handle_PLTE
+ png_handle_IEND
+ png_handle_gAMA
+ png_handle_sBIT
+ png_handle_cHRM
+ png_handle_sRGB
+ png_handle_tRNS
+ png_handle_bKGD
+ png_handle_hIST
+ png_handle_oFFs
+ png_handle_pCAL
+ png_handle_pHYs
+ png_handle_tIME
+ png_handle_tEXt
+ png_handle_zTXt
+ png_handle_unknown
+ png_check_chunk_name
+ png_do_read_transformations
+ png_do_write_transformations
+ png_init_read_transformations
+ png_push_read_chunk
+ png_push_read_sig
+; png_push_check_crc
+ png_push_crc_skip
+ png_push_crc_finish
+ png_push_fill_buffer
+ png_push_save_buffer
+ png_push_restore_buffer
+ png_push_read_IDAT
+ png_process_IDAT_data
+ png_push_process_row
+ png_push_handle_unknown
+ png_push_have_info
+ png_push_have_end
+ png_push_have_row
+; png_push_read_end
+ png_process_some_data
+ png_read_push_finish_row
+ png_push_handle_tEXt
+ png_push_read_tEXt
+ png_push_handle_zTXt
+ png_push_read_zTXt
+
+ png_libpng_ver
+ png_pass_start
+ png_pass_inc
+ png_pass_ystart
+ png_pass_yinc
+ png_pass_mask
+ png_pass_dsp_mask
+; png_pass_width
+; png_pass_height
+
+ png_IHDR
+ png_IDAT
+ png_IEND
+ png_PLTE
+ png_bKGD
+ png_cHRM
+ png_gAMA
+ png_hIST
+ png_oFFs
+ png_pCAL
+ png_pHYs
+ png_sBIT
+ png_sRGB
+ png_tEXt
+ png_tIME
+ png_tRNS
+ png_zTXt