Add OpenBSD riscv64 architecture; patch from jsg@.

While here, retire sgi and socppc.

1 files changed, 1 insertions, 1 deletions

diff --git a/arch.c b/arch.c
index 3240a6ea..9335a3a6 100644
--- a/arch.c
+++ b/arch.c
@@ -26,7 +26,7 @@ arch_valid(const char *arch, enum mandoc_os os)
 	const char *openbsd_arch[] = {
 		"alpha", "amd64", "arm64", "armv7", "hppa", "i386",
 		"landisk", "loongson", "luna88k", "macppc", "mips64",
-		"octeon", "powerpc64", "sgi", "sparc64", NULL
+		"octeon", "powerpc64", "riscv64", "sparc64", NULL
 	};
 	const char *netbsd_arch[] = {
 		"acorn26", "acorn32", "algor", "alpha", "amiga",