diff --git a/peci.c b/peci.c
index 6aef7a8..90a0d20 100644
--- a/peci.c
+++ b/peci.c
@@ -21,6 +21,11 @@
 #include <syslog.h>
 #include <time.h>
 #include <unistd.h>
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wcpp"
+#pragma GCC diagnostic ignored "-Wvariadic-macros"
+#include <linux/peci-ioctl.h>
+#pragma GCC diagnostic pop
 
 EPECIStatus peci_GetDIB_seq(uint8_t target, uint64_t* dib, int peci_fd);
 
diff --git a/peci.h b/peci.h
index 70ffb11..cb145e3 100644
--- a/peci.h
+++ b/peci.h
@@ -17,11 +17,6 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wcpp"
-#pragma GCC diagnostic ignored "-Wvariadic-macros"
-#include <linux/peci-ioctl.h>
-#pragma GCC diagnostic pop
 #include <inttypes.h>
 #include <stdbool.h>
 
@@ -30,6 +25,10 @@
 #define MAX_CLIENT_ADDR 0x37
 #define MAX_CPUS (MAX_CLIENT_ADDR - MIN_CLIENT_ADDR + 1)
 
+// PECI completion codes from peci-ioctl.h
+#define PECI_DEV_CC_SUCCESS 0x40
+#define PECI_DEV_CC_FATAL_MCA_DETECTED 0x94
+
 typedef enum
 {
     skx = 0x00050650,