4 files changed, 22 insertions, 27 deletions
diff --git a/include/byteswap.h b/include/byteswap.h
index 8689cd57..bf222d3c 100644
--- a/include/byteswap.h
+++ b/include/byteswap.h
@@ -3,26 +3,21 @@
 
 #include <stdint.h>
 
-#if __STDC_VERSION__ >= 199901L
-inline
+#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
+#define __inline inline
 #endif
-static uint16_t __bswap_16(uint16_t __x)
+
+static __inline uint16_t __bswap_16(uint16_t __x)
 {
 	return __x<<8 | __x>>8;
 }
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static uint32_t __bswap_32(uint32_t __x)
+static __inline uint32_t __bswap_32(uint32_t __x)
 {
 	return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24;
 }
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static uint64_t __bswap_64(uint64_t __x)
+static __inline uint64_t __bswap_64(uint64_t __x)
 {
 	return __bswap_32(__x)+0ULL<<32 | __bswap_32(__x>>32);
 }
diff --git a/include/endian.h b/include/endian.h
index 41ca1711..528cef31 100644
--- a/include/endian.h
+++ b/include/endian.h
@@ -1,6 +1,10 @@
 #ifndef _ENDIAN_H
 #define _ENDIAN_H
 
+#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
+#define __inline inline
+#endif
+
 #define __LITTLE_ENDIAN 1234
 #define __BIG_ENDIAN 4321
 #define __PDP_ENDIAN 3412
@@ -20,26 +24,17 @@
 
 #include <stdint.h>
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static uint16_t __bswap16(uint16_t __x)
+static __inline uint16_t __bswap16(uint16_t __x)
 {
 	return __x<<8 | __x>>8;
 }
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static uint32_t __bswap32(uint32_t __x)
+static __inline uint32_t __bswap32(uint32_t __x)
 {
 	return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24;
 }
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static uint64_t __bswap64(uint64_t __x)
+static __inline uint64_t __bswap64(uint64_t __x)
 {
 	return __bswap32(__x)+0ULL<<32 | __bswap32(__x>>32);
 }
diff --git a/include/math.h b/include/math.h
index 2fdcb7b4..f808be62 100644
--- a/include/math.h
+++ b/include/math.h
@@ -5,6 +5,10 @@
 extern "C" {
 #endif
 
+#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
+#define __inline inline
+#endif
+
 #define __NEED_float_t
 #define __NEED_double_t
 #define __NEED___uint16_t
@@ -83,10 +87,7 @@ int __signbitl(long double);
 
 #define isunordered(x,y) (isnan((x)) ? ((void)(y),1) : isnan((y)))
 
-#if __STDC_VERSION__ >= 199901L
-inline
-#endif
-static int __isrel(long double __x, long double __y, int __rel)
+static __inline int __isrel(long double __x, long double __y, int __rel)
 {
 	if (isunordered(__x, __y)) return 0;
 	if (__rel==-2) return __x < __y;
diff --git a/include/sys/syscall.h b/include/sys/syscall.h
index 901941aa..154e5ab5 100644
--- a/include/sys/syscall.h
+++ b/include/sys/syscall.h
@@ -4,6 +4,10 @@
 extern "C" {
 #endif
 
+#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
+#define __inline inline
+#endif
+
 long __syscall_ret(unsigned long);
 long __syscall(long, ...);
 long syscall(long, ...);