$NetBSD$

--- configure.orig	2015-12-18 11:54:35.000000000 +0000
+++ configure
@@ -3255,7 +3255,7 @@ fi
 if test x$SWVERS != x; then
   PROD_NAME=$($SWVERS -productName | cut -f 2 -d:)
 fi
- if test "$PROD_NAME" == "Mac OS X"; then
+ if test "$PROD_NAME" = "Mac OS X"; then
   WITH_OSX_TRUE=
   WITH_OSX_FALSE='#'
 else
@@ -3263,7 +3263,7 @@ else
   WITH_OSX_FALSE=
 fi
 
-if test "$PROD_NAME" == "Mac OS X"; then
+if test "$PROD_NAME" = "Mac OS X"; then
   MACOSX_DEPLOYMENT_TARGET=$($SWVERS -productVersion | cut -f 1,2 -d.)
   { $as_echo "$as_me:${as_lineno-$LINENO}: MACOSX_DEPLOYMENT_TARGET = $MACOSX_DEPLOYMENT_TARGET" >&5
 $as_echo "$as_me: MACOSX_DEPLOYMENT_TARGET = $MACOSX_DEPLOYMENT_TARGET" >&6;}
@@ -15665,10 +15665,10 @@ else
   enable_lhaglue_cxx=yes
 fi
 
-if test x$enable_lhaglue == xyes; then
+if test x$enable_lhaglue = xyes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: Building LHAGLUE Fortran wrappers" >&5
 $as_echo "$as_me: Building LHAGLUE Fortran wrappers" >&6;}
-  if test x$enable_lhaglue_cxx == xyes; then
+  if test x$enable_lhaglue_cxx = xyes; then
     { $as_echo "$as_me:${as_lineno-$LINENO}: Building LHAGLUE C++ wrappers" >&5
 $as_echo "$as_me: Building LHAGLUE C++ wrappers" >&6;}
   else
@@ -15679,7 +15679,7 @@ else
    { $as_echo "$as_me:${as_lineno-$LINENO}: Not building LHAGLUE wrappers" >&5
 $as_echo "$as_me: Not building LHAGLUE wrappers" >&6;}
 fi
- if test x$enable_lhaglue == xyes; then
+ if test x$enable_lhaglue = xyes; then
   ENABLE_LHAGLUE_TRUE=
   ENABLE_LHAGLUE_FALSE='#'
 else
@@ -15687,13 +15687,13 @@ else
   ENABLE_LHAGLUE_FALSE=
 fi
 
-if test x$enable_lhaglue == xyes; then flag=1; else flag=0; fi
+if test x$enable_lhaglue = xyes; then flag=1; else flag=0; fi
 
 cat >>confdefs.h <<_ACEOF
 #define LHAPDF_PDFLIB $flag
 _ACEOF
 
- if test x$enable_lhaglue_cxx == xyes; then
+ if test x$enable_lhaglue_cxx = xyes; then
   ENABLE_LHAGLUE_CXX_TRUE=
   ENABLE_LHAGLUE_CXX_FALSE='#'
 else
@@ -15701,7 +15701,7 @@ else
   ENABLE_LHAGLUE_CXX_FALSE=
 fi
 
-if test x$enable_lhaglue_cxx == xyes; then flag=1; else flag=0; fi
+if test x$enable_lhaglue_cxx = xyes; then flag=1; else flag=0; fi
 
 cat >>confdefs.h <<_ACEOF
 #define LHAPDF_LHA5CXX $flag
@@ -15819,7 +15819,7 @@ else
   enable_python=yes
 fi
 
-if test x$enable_python == xyes; then
+if test x$enable_python = xyes; then
   # Extract the first word of "python", so it can be a program name with args.
 set dummy python; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
@@ -16172,7 +16172,7 @@ _ACEOF
   rm -f lhapdf-cpp-conf.tmp
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $flag_ok" >&5
 $as_echo "$flag_ok" >&6; }
-  if test x$flag_ok == xyes; then
+  if test x$flag_ok = xyes; then
     true
     AM_CXXFLAGS="$AM_CXXFLAGS -pedantic "
   else
@@ -16211,7 +16211,7 @@ _ACEOF
   rm -f lhapdf-cpp-conf.tmp
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $flag_ok" >&5
 $as_echo "$flag_ok" >&6; }
-  if test x$flag_ok == xyes; then
+  if test x$flag_ok = xyes; then
     true
     AM_CXXFLAGS="$AM_CXXFLAGS -Wall "
   else
@@ -16250,7 +16250,7 @@ _ACEOF
   rm -f lhapdf-cpp-conf.tmp
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $flag_ok" >&5
 $as_echo "$flag_ok" >&6; }
-  if test x$flag_ok == xyes; then
+  if test x$flag_ok = xyes; then
     true
     AM_CXXFLAGS="$AM_CXXFLAGS -Wno-long-long "
   else
@@ -16289,7 +16289,7 @@ _ACEOF
   rm -f lhapdf-cpp-conf.tmp
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $flag_ok" >&5
 $as_echo "$flag_ok" >&6; }
-  if test x$flag_ok == xyes; then
+  if test x$flag_ok = xyes; then
     true
     AM_CPPFLAGS="$AM_CPPFLAGS -Qunused-arguments "
   else