--- openh264-1.7.0/Makefile.orig	2017-07-16 18:14:26.133491636 +0200
+++ openh264-1.7.0/Makefile	2017-07-16 18:16:09.546823791 +0200
@@ -26,7 +26,7 @@
 OBJ=o
 DESTDIR=
 LIBDIR_NAME=lib
-SHAREDLIB_DIR=$(PREFIX)/lib
+SHAREDLIB_DIR=$(PREFIX)/$(LIBDIR_NAME)
 PROJECT_NAME=openh264
 MODULE_NAME=gmpopenh264
 GMP_API_BRANCH=Firefox39