- // If we use int, we get identically overloaded functions in config.cpp
- typedef unsigned char bool;
+ #ifdef __SUNPRO_CC
+ // starting from version 5.0 Sun CC understands 'bool'
+ #if __SUNPRO_CC <= 0x0420
+ // If we use int, we get identically overloaded functions in config.cpp
+ typedef unsigned char bool;
+ #endif // Sun CC version
+ #else
+ #error "Unknown compiler: only Sun's CC and gcc are currently reckognized."
+ #endif // Sun CC