Refreshing build.patch.

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

debian/patches/debian/0001-build.patch

@@ -4,16 +4,18 @@ Description: Avoid overwriting build-environment.
 diff -Naurp pdlzip.orig/configure pdlzip/configure
 --- pdlzip.orig/configure
 +++ pdlzip/configure
-@@ -21,9 +21,9 @@ datarootdir='$(prefix)/share'
+@@ -20,10 +20,10 @@ bindir='$(exec_prefix)/bin'
+ datarootdir='$(prefix)/share'
  infodir='$(datarootdir)/info'
  mandir='$(datarootdir)/man'
- CC=gcc
+-CC=gcc
 -CPPFLAGS=
 -CFLAGS='-Wall -W -O2'
 -LDFLAGS=
++#CC=gcc
 +#CPPFLAGS=
 +#CFLAGS='-Wall -W -O2'
 +#LDFLAGS=
+ MAKEINFO=makeinfo
  
  # checking whether we are using GNU C.
- /bin/sh -c "${CC} --version" > /dev/null 2>&1 || { CC=cc ; CFLAGS=-O2 ; }