Try using this expression: ^ self ffiCall: #( int abs ( int TheAnswer ) ) module: LibC
i.e., add 'int' to tell Pharo that 'TheAnswer' is to be interpreted as a C integer. -- Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html
Try using this expression: ^ self ffiCall: #( int abs ( int TheAnswer ) ) module: LibC
i.e., add 'int' to tell Pharo that 'TheAnswer' is to be interpreted as a C integer. -- Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html