From ceab718f547359bb09ea2db0b52495b62fbfd529 Mon Sep 17 00:00:00 2001
From: Johannes Holmberg <johannes@avassa.io>
Date: Mon, 27 Jan 2025 19:15:22 +0100
Subject: [PATCH] Guard glibc-specific functions using __GLIBC__ define

---
 c_src/quicer_nif.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/c_src/quicer_nif.c b/c_src/quicer_nif.c
index ac2caf31..6b45bd7f 100644
--- a/c_src/quicer_nif.c
+++ b/c_src/quicer_nif.c
@@ -17,11 +17,12 @@ limitations under the License.
 #include "quicer_nif.h"
 
 #include <dlfcn.h>
+#include <features.h>
 
 #include "quicer_listener.h"
 #include "quicer_vsn.h"
 
-#if defined(__linux__)
+#if defined(__GLIBC__)
 #include <malloc.h>
 #endif
 
@@ -1701,7 +1702,7 @@ make_event(ErlNifEnv *env,
                           prop);      // 4th element, event props :: any()) //
 }
 
-#if defined(__linux__)
+#if defined(__GLIBC__)
 ERL_NIF_TERM
 do_malloc_trim(__unused_parm__ ErlNifEnv *env,
                __unused_parm__ int argc,
@@ -1779,7 +1780,7 @@ static ErlNifFunc nif_funcs[] = {
   { "copy_stream_handle", 1, copy_stream_handle, 0},
   /* for testing */
   { "mock_buffer_sig", 3, mock_buffer_sig, 0},
-#if defined(__linux__)
+#if defined(__GLIBC__)
   { "malloc_trim", 0, do_malloc_trim, 0},
   { "malloc_stats", 0, do_malloc_stats, 0},
 #endif