HelenOS sources

__syscall4         46 uspace/lib/c/arch/abs32le/include/libarch/syscall.h #define __syscall4  __syscall
__syscall4         46 uspace/lib/c/arch/ia32/include/libarch/syscall.h #define __syscall4  __syscall_fast_func
__syscall4         47 uspace/lib/c/arch/riscv64/include/libarch/syscall.h #define __syscall4  __syscall
__syscall4         46 uspace/lib/c/arch/sparc64/include/libarch/syscall.h #define __syscall4	__syscall
__syscall4         53 uspace/lib/c/include/syscall.h #define __syscall4  __syscall
__syscall4         53 uspace/lib/posix/include/libc/syscall.h #define __syscall4  __syscall