add fallocate (nonstandardized) function

[musl] / include / dlfcn.h

diff --git a/include/dlfcn.h b/include/dlfcn.h
index 2e7d028..46c4e18 100644 (file)
--- a/include/dlfcn.h
+++ b/include/dlfcn.h
@@ -5,11 +5,7 @@
 extern "C" {
 #endif
 
-#if __STDC_VERSION__ >= 199901L
-#define __restrict restrict
-#elif !defined(__GNUC__)
-#define __restrict
-#endif
+#include <features.h>
 
 #define RTLD_LAZY   1
 #define RTLD_NOW    2
@@ -24,7 +20,7 @@ char  *dlerror(void);
 void  *dlopen(const char *, int);
 void  *dlsym(void *__restrict, const char *__restrict);
 
-#ifdef _GNU_SOURCE
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 typedef struct {
        const char *dli_fname;
        void *dli_fbase;