[MacPorts] #66971: libsvg @0.1.4 failed to build: implicit declaration of function 'png_set_gray_1_2_4_to_8'

[MacPorts]

#66971: libsvg @0.1.4 failed to build: implicit declaration of function
'png_set_gray_1_2_4_to_8'
------------------------+----------------------
  Reporter:  amadeus24  |      Owner:  jmroot
      Type:  defect     |     Status:  reopened
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.8.1
Resolution:             |   Keywords:
      Port:  libsvg     |
------------------------+----------------------
Changes (by amadeus24):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Cleaned and tried to install again, but with same error: [[br]]
 >:info:build svg_image.c:274:2: error: implicit declaration of function
 'png_set_gray_1_2_4_to_8' is invalid in C99 [-Werror,-Wimplicit-function-
 declaration][[br]]
 >:info:build         png_set_gray_1_2_4_to_8 (png);

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Ticket URL: <https://trac.macports.org/ticket/66971#comment:3>
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