vips__region_take_ownership() is not accessible with a dynamic library build #4024
Description
Bug report
Describe the bug
the function vips__region_take_ownership() is not accessible when using libvips as a dynamic library on msvc.
vips__region_no_ownership() however is declared as VIPS_API and thus usable in a dynamic lib.
To Reproduce
Steps to reproduce the behavior:
- Use vips__region_take_ownership() in a program
- Compile with msvc
- See error:
fatal error LNK1120
Environment
- OS: Windows 10
- Compiler: msvc 193
- Vips: 8.15.2