taglinefilesource code
writeb159include/asm-alpha/io.h# define writeb(v,a)  _writeb((v),(unsigned long)(a))
writeb72include/asm-i386/io.h#define writeb(b,addr) ((*(volatile unsigned char *) (addr)) = (b))
writeb75include/asm-sparc/io.hextern inline void writeb(unsigned short b, unsigned long addr)