Comment 3 for bug 1825925

It looks like the dylibs in the bundle are needing to have their ids properly set:

$ otool -L libSDL2-2.0.0.dylib
libSDL2-2.0.0.dylib:
 /usr/local/opt/sdl2/lib/libSDL2-2.0.0.dylib (compatibility version 8.0.0, current version 8.0.0)
 /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1252.0.0)
 /usr/lib/libiconv.2.dylib (compatibility version 7.0.0, current version 7.0.0)
 /usr/lib/libobjc.A.dylib (compatibility version 1.0.0, current version 228.0.0)
 /System/Library/Frameworks/CoreAudio.framework/Versions/A/CoreAudio (compatibility version 1.0.0, current version 1.0.0)
 /System/Library/Frameworks/AudioToolbox.framework/Versions/A/AudioToolbox (compatibility version 1.0.0, current version 492.0.0)
 /System/Library/Frameworks/ForceFeedback.framework/Versions/A/ForceFeedback (compatibility version 1.0.0, current version 1.0.2)
 /System/Library/Frameworks/CoreVideo.framework/Versions/A/CoreVideo (compatibility version 1.2.0, current version 1.5.0)
 /System/Library/Frameworks/Cocoa.framework/Versions/A/Cocoa (compatibility version 1.0.0, current version 22.0.0)
 /System/Library/Frameworks/Carbon.framework/Versions/A/Carbon (compatibility version 2.0.0, current version 158.0.0)
 /System/Library/Frameworks/IOKit.framework/Versions/A/IOKit (compatibility version 1.0.0, current version 275.0.0)
 /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit (compatibility version 45.0.0, current version 1561.0.0)
 /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation (compatibility version 150.0.0, current version 1443.13.0)
 /System/Library/Frameworks/CoreGraphics.framework/Versions/A/CoreGraphics (compatibility version 64.0.0, current version 1125.1.1)
 /System/Library/Frameworks/CoreServices.framework/Versions/A/CoreServices (compatibility version 1.0.0, current version 822.5.0)
 /System/Library/Frameworks/Foundation.framework/Versions/C/Foundation (compatibility version 300.0.0, current version 1443.14.0)