diff -rauN helm-0.9.0/JUCE/modules/juce_audio_formats/codecs/flac/libFLAC/cpu.c helm-0.9.0-sigemptyset-glibc-2.26-patch/JUCE/modules/juce_audio_formats/codecs/flac/libFLAC/cpu.c
--- helm-0.9.0/JUCE/modules/juce_audio_formats/codecs/flac/libFLAC/cpu.c	2017-07-08 23:40:42.000000000 +0200
+++ helm-0.9.0-sigemptyset-glibc-2.26-patch/JUCE/modules/juce_audio_formats/codecs/flac/libFLAC/cpu.c	2018-03-15 20:47:50.816542352 +0100
@@ -244,11 +244,7 @@
 		struct sigaction sigill_save;
 		struct sigaction sigill_sse;
 		sigill_sse.sa_sigaction = sigill_handler_sse_os;
-      #ifdef __ANDROID__
         sigemptyset (&sigill_sse.sa_mask);
-      #else
-		__sigemptyset(&sigill_sse.sa_mask);
-      #endif
 		sigill_sse.sa_flags = SA_SIGINFO | SA_RESETHAND; /* SA_RESETHAND just in case our SIGILL return jump breaks, so we don't get stuck in a loop */
 		if(0 == sigaction(SIGILL, &sigill_sse, &sigill_save))
 		{