I added “GL” to the “subspec” under “ExpoKit” in Podfile, removed podfile.lock, and then run pod install
.
And it works now! thanks for quick response @adamjnav also @ben
pod 'ExpoKit',
:git => "http://github.com/expo/expo.git",
:tag => "ios/2.4.4",
:subspecs => [
"Core",
"CPP",
"GL" // <--- added this
]