diff --git a/3rdparty/libbacktrace/wscript b/3rdparty/libbacktrace/wscript
index e2897d2d..cd9ed118 100644
--- a/3rdparty/libbacktrace/wscript
+++ b/3rdparty/libbacktrace/wscript
@@ -20,10 +20,10 @@ int main (void) {
 }'''
 
 FRAGMENT_GETPAGESIZE='''#include <unistd.h>
-int main(void) { return getpagesize() }'''
+int main(void) { return getpagesize(); }'''
 
 FRAGMENT_GETEXECNAME='''#include <stdlib.h>
-int main(void) { return getexecname() != 0 }'''
+int main(void) { return getexecname() != 0; }'''
 
 FRAGMENT_STRNLEN='''#include <string.h>
 int main(int argc, char **argv) { return (int)strnlen(argv[0], 10); }'''
@@ -120,8 +120,8 @@ def configure(conf):
 		check_frag(FRAGMENT_SYNC, ' __sync extensions', 'HAVE_SYNC_FUNCTIONS'),
 		check_frag(FRAGMENT_GETPAGESIZE, ' getpagesize function', 'HAVE_DECL_GETPAGESIZE'),
 		check_frag(FRAGMENT_STRNLEN, ' strnlen function', 'HAVE_DECL_STRNLEN'),
-		check_frag(FRAGMENT_DL_ITERATE_PHDR % 'link.h', ' dl_iterate_phdr function in link.h', 'HAVE_DL_ITERATE_PHDR', after_tests=['link.h']),
-		check_frag(FRAGMENT_DL_ITERATE_PHDR % 'sys/link.h', ' dl_iterate_phdr function in sys/link.h', 'HAVE_DL_ITERATE_PHDR', after_tests=['sys/link.h']),
+		check_frag(FRAGMENT_DL_ITERATE_PHDR % 'link.h', ' dl_iterate_phdr function in link.h', 'HAVE_DL_ITERATE_PHDR_LINK_H', after_tests=['link.h']),
+		check_frag(FRAGMENT_DL_ITERATE_PHDR % 'sys/link.h', ' dl_iterate_phdr function in sys/link.h', 'HAVE_DL_ITERATE_PHDR_SYS_LINK_H', after_tests=['sys/link.h']),
 		check_frag(FRAGMENT_FCNTL, 'fnctl function', 'HAVE_FCNTL'),
 		check_frag(FRAGMENT_GETEXECNAME, 'getexecname function','HAVE_GETEXECNAME'),
 		check_frag(FRAGMENT_GETIPINFO, '_Unwind_GetIPInfo function', 'HAVE_GETIPINFO'),
@@ -137,6 +137,9 @@ def configure(conf):
 		msg='Checking for in parallel'
 	)
 
+	if conf.is_defined('HAVE_DL_ITERATE_PHDR_LINK_H') or conf.is_defined('HAVE_DL_ITERATE_PHDR_SYS_LINK_H'):
+		conf.define('HAVE_DL_ITERATE_PHDR', 1)
+
 	conf.env[DEFKEYS].sort()
 
 	conf.write_config_header()
@@ -181,7 +184,8 @@ def build(bld):
 
 	task = bld.stlib(
 		source = ['libbacktrace/' + i for i in sources],
-		target = 'backtrace',
+		# while we're using upstream libbacktrace, sometimes compiler picks up it's own version that isn't built with required options
+		target = 'backtrace_custom',
 		features = 'frandomseed' if bld.env.HAVE_FRANDOM_SEED else '',
 		use = 'EXTRAFLAGS lzma z zstd',
 		includes = '. libbacktrace/',
diff --git a/engine/wscript b/engine/wscript
index fd81124b..5b5e3a6e 100644
--- a/engine/wscript
+++ b/engine/wscript
@@ -186,7 +186,7 @@ def build(bld):
 	# public includes for renderers and utils use
 	bld(name = 'engine_includes', export_includes = '. common common/imagelib', use = 'filesystem_includes')
 
-	libs = ['engine_includes', 'public', 'werror', 'backtrace', 'library_suffix', 'build_vcs']
+	libs = ['engine_includes', 'public', 'werror', 'backtrace_custom', 'library_suffix', 'build_vcs']
 	includes = ['server', 'client', 'client/vgui', 'common/soundlib', 'platform']
 
 	# basic build: dedicated only