nfqws2: ensure old toolchains do not break

nfq2/sec.h

@@ -18,13 +18,24 @@ bool dropcaps(void);
 #define arch_nr (offsetof(struct seccomp_data, arch))
 #define syscall_arg(x) (offsetof(struct seccomp_data, args[x]))
 
-#ifndef AUDIT_ARCH_RISCV64
-#define AUDIT_ARCH_RISCV64 (EM_RISCV | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE) 
+#ifndef __AUDIT_ARCH_64BIT
+#define __AUDIT_ARCH_64BIT 0x80000000
+#endif
+#ifndef __AUDIT_ARCH_LE
+#define __AUDIT_ARCH_LE    0x40000000
 #endif
 #ifndef EM_RISCV
 #define EM_RISCV 243
 #endif
-
+#ifndef AUDIT_ARCH_RISCV64
+#define AUDIT_ARCH_RISCV64 (EM_RISCV | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
+#ifndef EM_LOONGARCH
+#define EM_LOONGARCH 258
+#endif
+#ifndef AUDIT_ARCH_LOONGARCH64
+#define AUDIT_ARCH_LOONGARCH64 (EM_LOONGARCH | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
 
 #if defined(__aarch64__)