diff --git a/configure b/configure
index 06ac8b0..d518a1a 100755
--- a/configure
+++ b/configure
@@ -10657,6 +10657,8 @@ _LT_EOF
 	lf95*)				# Lahey Fortran 8.1
 	  whole_archive_flag_spec=
 	  tmp_sharedflag='--shared' ;;
+	nagfor*)
+	  tmp_sharedflag='-Wl,-shared' ;;
 	xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below)
 	  tmp_sharedflag='-qmkshrobj'
 	  tmp_addflag= ;;
@@ -14252,6 +14254,8 @@ _LT_EOF
 	lf95*)				# Lahey Fortran 8.1
 	  whole_archive_flag_spec_F77=
 	  tmp_sharedflag='--shared' ;;
+	nagfor*)
+	  tmp_sharedflag='-Wl,-shared' ;;
 	xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below)
 	  tmp_sharedflag='-qmkshrobj'
 	  tmp_addflag= ;;
@@ -17142,6 +17146,8 @@ _LT_EOF
 	lf95*)				# Lahey Fortran 8.1
 	  whole_archive_flag_spec_FC=
 	  tmp_sharedflag='--shared' ;;
+	nagfor*)
+	  tmp_sharedflag='-Wl,-shared' ;;
 	xl[cC]* | bgxl[cC]* | mpixl[cC]*) # IBM XL C 8.0 on PPC (deal with xlf below)
 	  tmp_sharedflag='-qmkshrobj'
 	  tmp_addflag= ;;