View Compilation Error

0_0_33599857_21411.c:6:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'char'
 inline char* next10(char t)
        ^
0_0_33599857_21411.c:12:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'char'
 inline char* next1(char* p,char t)
        ^
0_0_33599857_21411.c:20:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'char'
 inline char* next20(char t)
        ^
0_0_33599857_21411.c:26:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'char'
 inline char* next2(char* p,char t)
        ^