I've added a ticket with distutils, the existing code is beyond my rather 
limited python skills to change to do this

https://github.com/pypa/distutils/issues/396

-- 
  Sent from a phone, apologies for poor formatting.

On 22 January 2026 00:29:24 Brad Smith <brad@comstyle.com> wrote:

> On 2026-01-21 7:09 p.m., Theo Buehler wrote:
>> On Wed, Jan 21, 2026 at 11:52:54PM +0000, Stuart Henderson wrote:
>>> see patch-setup_py about tiff which had the same issue
>> This works and passes regress (2 failures unrelated to libwebp).
>>
>> I think the webp diff should drop base-gcc and set COMPILER_LANGS=c
>>
>> Then all this is ok tb
>
> Thanks.
>
> Just fix the setup.py comment. It is graphics/libwebp.
>
>> Index: Makefile
>> ===================================================================
>> RCS file: /cvs/ports/graphics/py-Pillow/Makefile,v
>> diff -u -p -r1.76 Makefile
>> --- Makefile	5 Jan 2026 14:45:23 -0000	1.76
>> +++ Makefile	21 Jan 2026 23:57:09 -0000
>> @@ -37,6 +37,7 @@ TEST_DEPENDS=	${FULLPKGNAME}:${BUILD_PKG
>>   # tiff/xcb: they'd be picked up anyway but set to enable to fail
>>   # if libs aren't found
>>   MODPY_PYBUILD_ARGS= -C tiff=enable \
>> +		    -C webp=enable \
>>   		    -C xcb=enable \
>>   		    -C parallel=${MAKE_JOBS}
>>   # can also use -C debug=true
>> Index: patches/patch-setup_py
>> ===================================================================
>> RCS file: /cvs/ports/graphics/py-Pillow/patches/patch-setup_py,v
>> diff -u -p -r1.19 patch-setup_py
>> --- patches/patch-setup_py	18 Oct 2025 08:08:31 -0000	1.19
>> +++ patches/patch-setup_py	22 Jan 2026 00:02:21 -0000
>> @@ -1,10 +1,10 @@
>>   hunk 1: allow finding X libs
>>
>> -hunk 2: find_library_file (which comes from distutils via setuptools)
>> +hunks 2-3: find_library_file (which comes from distutils via setuptools)
>>   has a hardcoded 'shared_lib_extension = ".so"' and only searches for the
>>   full filename, so it misses OpenBSD-style libfoo.so.X.Y unless there's
>>   also a static library with a matching name (but that was removed in an
>> -update of graphics/tiff). Patch to workaround.
>> +update of graphics/tiff and graphics/webp). Patch to workaround.
>>
>>   Index: setup.py
>>   --- setup.py.orig
>> @@ -22,12 +22,21 @@ Index: setup.py
>>            elif sys.platform.startswith("netbsd"):
>>                _add_directory(library_dirs, "/usr/pkg/lib")
>>                _add_directory(include_dirs, "/usr/pkg/include")
>> -@@ -793,6 +799,8 @@ class pil_build_ext(build_ext):
>> -                 ):
>> +@@ -794,6 +800,8 @@ class pil_build_ext(build_ext):
>>                        feature.set("tiff", "libtiff")
>>                    elif _find_library_file(self, "tiff"):
>> -+                    feature.set("tiff", "tiff")
>> -+                elif sys.platform.startswith("openbsd"):
>>                        feature.set("tiff", "tiff")
>> ++                elif sys.platform.startswith("openbsd"):
>> ++                    feature.set("tiff", "tiff")
>>
>>            if feature.want("freetype"):
>> +             _dbg("Looking for freetype")
>> +@@ -874,6 +882,8 @@ class pil_build_ext(build_ext):
>> +                     ):
>> +                         feature.set("webp", prefix + "webp")
>> +                         break
>> ++                    elif sys.platform.startswith("openbsd"):
>> ++                        feature.set("webp", "webp")
>> +
>> +         if feature.want("xcb"):
>> +             _dbg("Looking for xcb")
>>