### ImageMagick version

7.1.1

### Operating system

Linux

### Operating system, version and so on

Ubuntu 22.04

### Description

coders/png.c:7939:13: error: 'png_text' {aka 'struct png_text_struct'} has no member named 'itxt_length'; did you mean 'text_length'?
 7939 |     text[0].itxt_length=length;

### Steps to Reproduce

./configure
make

### Images

_No response_
error: 'png_text'
This is a GitHub Issue
repo:ImageMagick
owner:ImageMagick
Title : error: 'png_text'
Issue date:

--- start body ---
### ImageMagick version

7.1.1

### Operating system

Linux

### Operating system, version and so on

Ubuntu 22.04

### Description

coders/png.c:7939:13: error: 'png_text' {aka 'struct png_text_struct'} has no member named 'itxt_length'; did you mean 'text_length'?
 7939 |     text[0].itxt_length=length;

### Steps to Reproduce

./configure
make

### Images

_No response_
--- end body ---
