Rediffing build.patch.

Signed-off-by: Daniel Baumann <daniel@debian.org>

debian/patches/0001-build.patch

@@ -4,9 +4,9 @@ Description: Avoid overwriting build-environment.
 diff -Naurp zutils.orig/configure zutils/configure
 --- zutils.orig/configure
 +++ zutils/configure
-@@ -23,9 +23,9 @@ datarootdir='$(prefix)/share'
- infodir='$(datarootdir)/info'
+@@ -22,9 +22,9 @@ infodir='$(datarootdir)/info'
  mandir='$(datarootdir)/man'
+ sysconfdir='$(prefix)/etc'
  CXX=g++
 -CPPFLAGS=
 -CXXFLAGS='-Wall -W -O2'