invalid expression: unexpected token `=`

cannot register struct `Sha1_context_s`, another type with this name exists

Process completed with exit code 1.

unused variable 'fuck' [-Wunused-variable]

'static' ignored on this declaration [-Wmissing-declarations]

mixing declarations and code is incompatible with standards before C99 [-Wdeclaration-after-statement]

mixing declarations and code is incompatible with standards before C99 [-Wdeclaration-after-statement]

6 enumeration values not handled in switch: 'BT_USE', 'BT_SPECIALMASK', 'BT_CHANGE'... [-Wswitch]

mixing declarations and code is incompatible with standards before C99 [-Wdeclaration-after-statement]

unused variable 'valera' [-Wunused-variable]

mixing declarations and code is incompatible with standards before C99 [-Wdeclaration-after-statement]

incompatible pointer types initializing 'menuitem_t *' with an expression of type 'menuitem_t (*)[6]' [-Wincompatible-pointer-types]

incompatible pointer types initializing 'menuitem_t *' with an expression of type 'menuitem_t (*)[4]' [-Wincompatible-pointer-types]

unused variable ‘fuck’ [-Wunused-variable]

‘fuck’ defined but not used [-Wunused-variable]

useless storage class specifier in empty declaration

ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]

ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]

enumeration value ‘BT_USE’ not handled in switch [-Wswitch]

enumeration value ‘BT_SPECIAL’ not handled in switch [-Wswitch]

enumeration value ‘BT_SPECIALMASK’ not handled in switch [-Wswitch]

enumeration value ‘BT_CHANGE’ not handled in switch [-Wswitch]