--- a/Makeconf.in
+++ b/Makeconf.in
@@ -43,11 +43,13 @@
 
 F2C = @F2C@
 F2CFLAGS = @F2CFLAGS@
+F2C_VERSION = @F2C_VERSION@
 
 # Fortran compiler flags.
 
 FC = @FC@
 F77 = @F77@
+F77_VERSION = @F77_VERSION@
 FFLAGS = @FFLAGS@
 FPICFLAG = @FPICFLAG@
 FUGLY = @FUGLY@
@@ -77,6 +79,7 @@
 DEFS = @DEFS@
 
 CC = @CC@
+CC_VERSION = @CC_VERSION@
 CFLAGS = @CFLAGS@
 CPICFLAG = @CPICFLAG@
 GCC_IEEE_FP_FLAG = @GCC_IEEE_FP_FLAG@
@@ -85,6 +88,7 @@
 
 
 CXX = @CXX@
+CXX_VERSION = @CXX_VERSION@
 CXXCPP = @CXXCPP@
 CXXFLAGS = @CXXFLAGS@
 CXXPICFLAG = @CXXPICFLAG@