ACPI: update the build files to work with ACPI

now compiles and is in sync with #253

sys/src/9/amd64/BUILD

@@ -33,6 +33,7 @@ CORE_SRCS = [
 	"map.c",
 	"memory.c",
 	"mmu.c",
+	"mpacpi.c",
 	"mp.c",
 	"msi.c",
 	"multiboot.c",

sys/src/BUILD

@@ -1,5 +1,4 @@
 KLIBS=[
-	"//sys/src/libacpi:klibacpi",
 	"//sys/src/libmemlayer:klibmemlayer",
 	"//sys/src/libmemdraw:klibmemdraw",
 	"//sys/src/libdraw:klibdraw",

sys/src/libc/BUILD

@@ -194,6 +194,7 @@ LIBC_SRCS = [
     "port/sha2.c",
     "port/sin.c",
     "port/sinh.c",
+    "port/slice.c",
     "port/strcat.c",
     "port/strchr.c",
     "port/strcmp.c",
@@ -374,6 +375,7 @@ KLIBC_SRCS = [
     "port/quote.c",
     "port/rand.c",
     "port/readn.c",
+    "port/reallocarray.c",
     "port/rijndael.c",
     "port/rune.c",
     "port/runebase.c",
@@ -394,6 +396,7 @@ KLIBC_SRCS = [
     "port/sha2.c",
     "port/sin.c",
     "port/sinh.c",
+    "port/slice.c",
     "port/strcat.c",
     "port/strchr.c",
     "port/strcmp.c",
@@ -401,6 +404,8 @@ KLIBC_SRCS = [
     "port/strecpy.c",
     "port/strcspn.c",
     "port/strdup.c",
+    "port/strlcat.c",
+    "port/strlcpy.c",
     "port/strlen.c",
     "port/strncat.c",
     "port/strncmp.c",