diff --git a/src/Purge.list b/src/Purge.list
index 312994fdb7..93808b784c 100644
--- a/src/Purge.list
+++ b/src/Purge.list
@@ -16,6 +16,9 @@ style_region.h
 style_neigh_bin.h
 style_neigh_pair.h
 style_neigh_stencil.h
+# deleted on 1 December 2017
+npair_half_bin_newtoff_intel.cpp
+npair_half_bin_newtoff_intel.h
 # deleted on 11 October 2017
 fix_shear_history_omp.cpp
 fix_shear_history_omp.h
diff --git a/src/USER-INTEL/angle_charmm_intel.cpp b/src/USER-INTEL/angle_charmm_intel.cpp
index 031c964200..bcaecb4696 100644
--- a/src/USER-INTEL/angle_charmm_intel.cpp
+++ b/src/USER-INTEL/angle_charmm_intel.cpp
@@ -23,6 +23,7 @@
 #include "domain.h"
 #include "comm.h"
 #include "force.h"
+#include "modify.h"
 #include "math_const.h"
 #include "memory.h"
 #include "suffix.h"
diff --git a/src/USER-INTEL/angle_harmonic_intel.cpp b/src/USER-INTEL/angle_harmonic_intel.cpp
index 84220277d7..ffc81c496d 100644
--- a/src/USER-INTEL/angle_harmonic_intel.cpp
+++ b/src/USER-INTEL/angle_harmonic_intel.cpp
@@ -23,6 +23,7 @@
 #include "domain.h"
 #include "comm.h"
 #include "force.h"
+#include "modify.h"
 #include "math_const.h"
 #include "memory.h"
 #include "suffix.h"
diff --git a/src/USER-INTEL/bond_fene_intel.cpp b/src/USER-INTEL/bond_fene_intel.cpp
index 93d64ed631..004a2e5413 100644
--- a/src/USER-INTEL/bond_fene_intel.cpp
+++ b/src/USER-INTEL/bond_fene_intel.cpp
@@ -19,6 +19,7 @@
 #include <stdlib.h>
 #include "bond_fene_intel.h"
 #include "atom.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "comm.h"
diff --git a/src/USER-INTEL/bond_harmonic_intel.cpp b/src/USER-INTEL/bond_harmonic_intel.cpp
index 0ac466f113..0c714edc09 100644
--- a/src/USER-INTEL/bond_harmonic_intel.cpp
+++ b/src/USER-INTEL/bond_harmonic_intel.cpp
@@ -19,6 +19,7 @@
 #include <stdlib.h>
 #include "bond_harmonic_intel.h"
 #include "atom.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "comm.h"
diff --git a/src/USER-INTEL/dihedral_charmm_intel.cpp b/src/USER-INTEL/dihedral_charmm_intel.cpp
index 0e13e92251..c8429dc8ff 100644
--- a/src/USER-INTEL/dihedral_charmm_intel.cpp
+++ b/src/USER-INTEL/dihedral_charmm_intel.cpp
@@ -21,6 +21,7 @@
 #include "atom.h"
 #include "comm.h"
 #include "memory.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "force.h"
diff --git a/src/USER-INTEL/dihedral_fourier_intel.cpp b/src/USER-INTEL/dihedral_fourier_intel.cpp
index 805ffc0e25..772ea5b02f 100644
--- a/src/USER-INTEL/dihedral_fourier_intel.cpp
+++ b/src/USER-INTEL/dihedral_fourier_intel.cpp
@@ -21,6 +21,7 @@
 #include "atom.h"
 #include "comm.h"
 #include "memory.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "force.h"
diff --git a/src/USER-INTEL/dihedral_harmonic_intel.cpp b/src/USER-INTEL/dihedral_harmonic_intel.cpp
index 5d16b0da74..b35ea4e03a 100644
--- a/src/USER-INTEL/dihedral_harmonic_intel.cpp
+++ b/src/USER-INTEL/dihedral_harmonic_intel.cpp
@@ -21,6 +21,7 @@
 #include "atom.h"
 #include "comm.h"
 #include "memory.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "force.h"
diff --git a/src/USER-INTEL/dihedral_opls_intel.cpp b/src/USER-INTEL/dihedral_opls_intel.cpp
index e290ab9061..6b7b2c81eb 100644
--- a/src/USER-INTEL/dihedral_opls_intel.cpp
+++ b/src/USER-INTEL/dihedral_opls_intel.cpp
@@ -21,6 +21,7 @@
 #include "atom.h"
 #include "comm.h"
 #include "memory.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "domain.h"
 #include "force.h"
diff --git a/src/USER-INTEL/fix_intel.cpp b/src/USER-INTEL/fix_intel.cpp
index eac48b8510..3e36c8f7a9 100644
--- a/src/USER-INTEL/fix_intel.cpp
+++ b/src/USER-INTEL/fix_intel.cpp
@@ -32,6 +32,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <math.h>
 
 #ifdef _LMP_INTEL_OFFLOAD
 #ifndef INTEL_OFFLOAD_NOAFFINITY
diff --git a/src/USER-INTEL/nbin_intel.cpp b/src/USER-INTEL/nbin_intel.cpp
index 3a36ead499..9a1dae36ca 100644
--- a/src/USER-INTEL/nbin_intel.cpp
+++ b/src/USER-INTEL/nbin_intel.cpp
@@ -18,8 +18,9 @@
 #include "nbin_intel.h"
 #include "atom.h"
 #include "group.h"
-#include "domain.h"
 #include "comm.h"
+#include "domain.h"
+#include "modify.h"
 #include "update.h"
 #include "error.h"
 
diff --git a/src/USER-INTEL/npair_full_bin_ghost_intel.cpp b/src/USER-INTEL/npair_full_bin_ghost_intel.cpp
index e6d45d7b2c..a814891f25 100644
--- a/src/USER-INTEL/npair_full_bin_ghost_intel.cpp
+++ b/src/USER-INTEL/npair_full_bin_ghost_intel.cpp
@@ -21,6 +21,8 @@
 #include "neigh_list.h"
 #include "atom.h"
 #include "atom_vec.h"
+#include "comm.h"
+#include "domain.h"
 #include "molecule.h"
 #include "error.h"
 
diff --git a/src/USER-INTEL/npair_full_bin_intel.cpp b/src/USER-INTEL/npair_full_bin_intel.cpp
index 06c10c080f..60b912d796 100644
--- a/src/USER-INTEL/npair_full_bin_intel.cpp
+++ b/src/USER-INTEL/npair_full_bin_intel.cpp
@@ -20,6 +20,7 @@
 #include "neigh_list.h"
 #include "atom.h"
 #include "comm.h"
+#include "domain.h"
 #include "group.h"
 
 using namespace LAMMPS_NS;
diff --git a/src/USER-INTEL/npair_half_bin_newton_intel.cpp b/src/USER-INTEL/npair_half_bin_newton_intel.cpp
index c761557097..8c024a4604 100644
--- a/src/USER-INTEL/npair_half_bin_newton_intel.cpp
+++ b/src/USER-INTEL/npair_half_bin_newton_intel.cpp
@@ -20,6 +20,7 @@
 #include "neigh_list.h"
 #include "atom.h"
 #include "comm.h"
+#include "domain.h"
 #include "group.h"
 
 using namespace LAMMPS_NS;
diff --git a/src/USER-INTEL/npair_half_bin_newton_tri_intel.cpp b/src/USER-INTEL/npair_half_bin_newton_tri_intel.cpp
index d70f1ec589..653a951394 100644
--- a/src/USER-INTEL/npair_half_bin_newton_tri_intel.cpp
+++ b/src/USER-INTEL/npair_half_bin_newton_tri_intel.cpp
@@ -20,6 +20,7 @@
 #include "neigh_list.h"
 #include "atom.h"
 #include "comm.h"
+#include "domain.h"
 #include "group.h"
 
 using namespace LAMMPS_NS;
diff --git a/src/USER-INTEL/npair_intel.cpp b/src/USER-INTEL/npair_intel.cpp
index 0068e02635..234557c941 100644
--- a/src/USER-INTEL/npair_intel.cpp
+++ b/src/USER-INTEL/npair_intel.cpp
@@ -15,6 +15,10 @@
    Contributing author: W. Michael Brown (Intel)
 ------------------------------------------------------------------------- */
 
+#include "comm.h"
+#include "domain.h"
+#include "timer.h"
+#include "modify.h"
 #include "npair_intel.h"
 #include "nstencil.h"
 
diff --git a/src/USER-INTEL/pair_eam_intel.cpp b/src/USER-INTEL/pair_eam_intel.cpp
index b97128bf9f..ea4ee30d52 100644
--- a/src/USER-INTEL/pair_eam_intel.cpp
+++ b/src/USER-INTEL/pair_eam_intel.cpp
@@ -23,6 +23,7 @@
 #include "atom.h"
 #include "force.h"
 #include "comm.h"
+#include "modify.h"
 #include "neighbor.h"
 #include "neigh_list.h"
 #include "neigh_request.h"
diff --git a/src/USER-INTEL/pppm_disp_intel.cpp b/src/USER-INTEL/pppm_disp_intel.cpp
index 1269579ff4..bd41f8b531 100644
--- a/src/USER-INTEL/pppm_disp_intel.cpp
+++ b/src/USER-INTEL/pppm_disp_intel.cpp
@@ -20,7 +20,10 @@
 #include <math.h>
 #include "pppm_disp_intel.h"
 #include "atom.h"
+#include "comm.h"
+#include "domain.h"
 #include "error.h"
+#include "modify.h"
 #include "fft3d_wrap.h"
 #include "gridcomm.h"
 #include "math_const.h"
diff --git a/src/USER-INTEL/pppm_intel.cpp b/src/USER-INTEL/pppm_intel.cpp
index db855b75ef..30f8f4c5c0 100644
--- a/src/USER-INTEL/pppm_intel.cpp
+++ b/src/USER-INTEL/pppm_intel.cpp
@@ -23,7 +23,10 @@
 #include <math.h>
 #include "pppm_intel.h"
 #include "atom.h"
+#include "comm.h"
+#include "domain.h"
 #include "error.h"
+#include "modify.h"
 #include "fft3d_wrap.h"
 #include "gridcomm.h"
 #include "math_const.h"