Library not in default location, and not linked correctly / at all

[Pysis868]

⋊> convert "$file" "$file.png"
convert: error while loading shared libraries: libfpx.so.1: cannot open shared object file: No such file or directory

⋊> cat /etc/ld.so.conf.d/libfpx-i686.conf
/usr/local/lib

⋊> sudo ldconfig
ldconfig: /usr/local/lib/libfpx.so.1 is not a symbolic link

# The problem
⋊> cd /usr/local/lib/
⋊> ls -lh libfpx.*
-rw-r--r--. 1 root root 7.9M Nov  8 22:22 libfpx.a
-rwxr-xr-x. 1 root root  911 Nov  8 22:22 libfpx.la*
-rwxr-xr-x. 1 root root 3.7M Nov  8 22:22 libfpx.so*
-rwxr-xr-x. 1 root root 3.7M Nov  8 22:22 libfpx.so.1*
-rwxr-xr-x. 1 root root 3.7M Nov  8 22:22 libfpx.so.1.0.31*

# A positive example
⋊> pushd /usr/lib64/
⋊> ls -lh libcrypt.*
lrwxrwxrwx. 1 root root   17 Feb  1  2022 libcrypt.so -> libcrypt.so.2.0.0*
lrwxrwxrwx. 1 root root   17 Feb  1  2022 libcrypt.so.1 -> libcrypt.so.1.1.0*
-rwxr-xr-x. 1 root root 198K Feb  1  2022 libcrypt.so.1.1.0*
lrwxrwxrwx. 1 root root   17 Feb  1  2022 libcrypt.so.2 -> libcrypt.so.2.0.0*
-rwxr-xr-x. 1 root root 198K Feb  1  2022 libcrypt.so.2.0.0*

⋊> magick -version
Version: ImageMagick 7.1.0-53 beta Q16-HDRI x86_64 04ee6cec5:20221106 https://imagemagick.org
Copyright: (C) 1999 ImageMagick Studio LLC
License: https://imagemagick.org/script/license.php
Features: Cipher DPC HDRI OpenMP(4.5) 
Delegates (built-in): bzlib djvu fontconfig fpx freetype gvc heic jbig jng jp2 jpeg lcms lqr lzma openexr pangocairo png raqm raw tiff webp x xml zip zlib
Compiler: gcc (12.2)

⋊> neofetch OS Kernel
OS: Fedora release 36 (Thirty Six) x86_64
Kernel: 6.0.5-200.fc36.x86_64

Is this the intended location using compilation defaults for both projects?
https://stackoverflow.com/questions/17889799/libraries-in-usr-local-lib-not-found =/