Running ldconfig shouldn't fail; so we can run fakeroot make install properly.
diff --git a/Makefile b/Makefile
index 91c94c8..90cd4ff 100644
--- a/Makefile
+++ b/Makefile
@@ -1986,7 +1986,7 @@
 endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
-	$(Q) ldconfig
+	$(Q) ldconfig || true
 endif
 endif
 
@@ -2005,7 +2005,7 @@
 endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
-	$(Q) ldconfig
+	$(Q) ldconfig || true
 endif
 endif
 
@@ -2024,7 +2024,7 @@
 endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
-	$(Q) ldconfig
+	$(Q) ldconfig || true
 endif
 endif
 
@@ -2035,7 +2035,7 @@
 	$(Q) $(MAKE) -C third_party/protobuf install prefix=$(prefix)
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
-	$(Q) ldconfig
+	$(Q) ldconfig || true
 endif
 endif
 endif