--- a/util/support/plugins.c
+++ b/util/support/plugins.c
@@ -64,10 +64,12 @@
  */
 #ifdef __linux__
 #include <features.h>
+#if defined(__GLIBC__)
 #if ! __GLIBC_PREREQ(2, 25)
 #define dlclose(x)
 #endif
 #endif
+#endif
 
 #if USE_DLOPEN && USE_CFBUNDLE
 #include <CoreFoundation/CoreFoundation.h>