* Fix various warnings caught by GCC 9 in newer psp-toolchain
* Add -Wno-pragma so that GCC 4 will not barf on newer pragmas
* Incorporate PR feedback for tautological compares
* Fix function prototype for module_start and module_bootstart
* Fix moduleRebootBefore and moduleRebootPhase function pointer types
* Re-add __inline__ to implementation of getCyclicPolynomialHash