diff -uNr testdisk-7.1/Makefile.am testdisk-7.1.mod/Makefile.am
--- testdisk-7.1/Makefile.am	2018-02-26 11:38:21.000000000 +0200
+++ testdisk-7.1.mod/Makefile.am	2020-01-14 21:35:16.960542921 +0200
@@ -47,7 +47,7 @@
 
 static:
 	rm -f src/testdisk src/testdisk.exe src/photorec src/photorec.exe src/fidentify src/fidentify.exe src/qphotorec src/qphotorec.exe
-	$(MAKE) LDFLAGS="$(LDFLAGS) -static" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)"
+	$(MAKE) LDFLAGS="$(LDFLAGS)" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)"
 
 smallstatic:
 	$(MAKE) static
@@ -57,6 +57,6 @@
 	(cd src && $(MAKE) extras) || exit 1;
 
 extrasstatic:
-	$(MAKE) LDFLAGS="$(LDFLAGS) -static" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)" extras
+	$(MAKE) LDFLAGS="$(LDFLAGS)" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)" extras
 
 DISTCLEANFILES = *~ core
diff -uNr testdisk-7.1/Makefile.in testdisk-7.1.mod/Makefile.in
--- testdisk-7.1/Makefile.in	2019-07-07 17:26:07.000000000 +0300
+++ testdisk-7.1.mod/Makefile.in	2020-01-14 21:35:57.776699056 +0200
@@ -866,7 +866,7 @@
 
 static:
 	rm -f src/testdisk src/testdisk.exe src/photorec src/photorec.exe src/fidentify src/fidentify.exe src/qphotorec src/qphotorec.exe
-	$(MAKE) LDFLAGS="$(LDFLAGS) -static" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)"
+	$(MAKE) LDFLAGS="$(LDFLAGS)" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)"
 
 smallstatic:
 	$(MAKE) static
@@ -876,7 +876,7 @@
 	(cd src && $(MAKE) extras) || exit 1;
 
 extrasstatic:
-	$(MAKE) LDFLAGS="$(LDFLAGS) -static" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)" extras
+	$(MAKE) LDFLAGS="$(LDFLAGS)" LIBS="$(PTHREAD_LIBS) $(LIBS)" CFLAGS="$(PTHREAD_CFLAGS) $(CFLAGS)" CXXFLAGS="$(PTHREAD_CFLAGS) $(CXXFLAGS)" extras
 
 # Tell versions [3.59,3.63) of GNU make to not export all variables.
 # Otherwise a system limit (for SysV at least) may be exceeded.