--- a/configure.ac	2020-06-07 15:19:43.658722034 +0100
--- b/configure.ac	2020-06-07 15:43:28.676618324 +0100
@@ -600,6 +600,7 @@
 AC_SUBST(HAS_NC4_PARALLEL,[$nc_has_parallel4])
 AC_SUBST(HAS_PARALLEL,[$nc_has_parallel])
 AC_SUBST([AM_LDFLAGS])
+AC_SUBST(FFLAGS_FILTERED,[`echo "$FFLAGS" | sed -e 's@ [[^ ]]*-f\(file\|debug\)-prefix-map=[[^ ]]*@@g'`])
 
 # Some files need to exist in build directories that do not correspond
 # to their source directory, or the test program makes an assumption
--- a/debian/patches/reproducible-settings.patch	2020-06-07 15:19:43.662722069 +0100
--- b/debian/patches/reproducible-settings.patch	2020-06-07 15:43:33.116653163 +0100
@@ -1,9 +1,9 @@
 Description: Remove settings that make the build unreproducible.
 Author: Bas Couwenberg <sebastic@debian.org>
 
---- a/libnetcdff.settings.in
-+++ b/libnetcdff.settings.in
-@@ -4,9 +4,6 @@
+--- netcdf-fortran-4.5.3+ds.orig/libnetcdff.settings.in
++++ netcdf-fortran-4.5.3+ds/libnetcdff.settings.in
+@@ -4,15 +4,12 @@
  # General
  -------
  Library Version:		@PACKAGE_VERSION@
@@ -13,3 +13,20 @@
  Install Prefix:                 @prefix@
  
  # Compiling Options
+ -----------------
+ Fortran Compiler:               @FC_VERSION@
+-FFLAGS:                         @FFLAGS@
++FFLAGS:                         @FFLAGS_FILTERED@
+ LDFLAGS:		        @LDFLAGS@
+ AM_LDFLAGS:                     @AM_LDFLAGS@
+ Shared Library:		        @enable_shared@
+--- netcdf-fortran-4.5.3+ds.orig/configure.ac
++++ netcdf-fortran-4.5.3+ds/configure.ac
+@@ -600,6 +600,7 @@ AC_SUBST(HAS_PNETCDF,[$nc_has_pnetcdf])
+ AC_SUBST(HAS_NC4_PARALLEL,[$nc_has_parallel4])
+ AC_SUBST(HAS_PARALLEL,[$nc_has_parallel])
+ AC_SUBST([AM_LDFLAGS])
++AC_SUBST(FFLAGS_FILTERED,[`echo "$FFLAGS" | sed -e 's@ [[^ ]]*-f\(file\|debug\)-prefix-map=[[^ ]]*@@g'`])
+ 
+ # Some files need to exist in build directories that do not correspond
+ # to their source directory, or the test program makes an assumption
--- a/libnetcdff.settings.in	2020-06-07 15:19:43.658722034 +0100
--- b/libnetcdff.settings.in	2020-06-07 15:40:25.739206770 +0100
@@ -9,7 +9,7 @@
 # Compiling Options
 -----------------
 Fortran Compiler:               @FC_VERSION@
-FFLAGS:                         @FFLAGS@
+FFLAGS:                         @FFLAGS_FILTERED@
 LDFLAGS:		        @LDFLAGS@
 AM_LDFLAGS:                     @AM_LDFLAGS@
 Shared Library:		        @enable_shared@