avoid "inline" in public headers for strict c89 compatibility

[musl] / include / math.h

diff --git a/include/math.h b/include/math.h
index 2fdcb7b..f808be6 100644 (file)
--- 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;