diff --git a/gdal/frmts/ignfheightasciigrid/GNUmakefile b/gdal/frmts/ignfheightasciigrid/GNUmakefile
diff --git a/gdal/frmts/ignfheightasciigrid/ignfheightasciigrid.cpp b/gdal/frmts/ignfheightasciigrid/ignfheightasciigrid.cpp
diff --git a/gdal/frmts/ignfheightasciigrid/makefile.vc b/gdal/frmts/ignfheightasciigrid/makefile.vc
diff --git a/gdal/frmts/makefile.vc b/gdal/frmts/makefile.vc
@@ -16,7 +16,7 @@ EXTRAFLAGS =	-DFRMT_ceos -DFRMT_aigrid -DFRMT_elas -DFRMT_hfa -DFRMT_gtiff\
 		-DFRMT_kmlsuperoverlay -DFRMT_ozi -DFRMT_ctg \
 		-DFRMT_zmap -DFRMT_ngsgeoid -DFRMT_iris -DFRMT_map -DFRMT_cals \
 		-DFRMT_safe -DFRMT_sentinel2 -DFRMT_derived -DFRMT_prf \
-		-DFRMT_sigdem -DFRMT_ignfheightasciigrid -DFRMT_tga -DFRMT_stacta
+		-DFRMT_sigdem -DFRMT_tga -DFRMT_stacta
 
 MOREEXTRA 	=	
 

diff --git a/gdal/gcore/gdal_frmts.h b/gdal/gcore/gdal_frmts.h
@@ -196,7 +196,6 @@ void CPL_DLL GDALRegister_EEDAI(void);
 void CPL_DLL GDALRegister_EEDA(void);
 void CPL_DLL GDALRegister_SIGDEM(void);
 void CPL_DLL GDALRegister_BYN(void);
-void CPL_DLL GDALRegister_IGNFHeightASCIIGrid(void);
 void CPL_DLL GDALRegister_TileDB(void);
 void CPL_DLL GDALRegister_DAAS(void);
 void CPL_DLL GDALRegister_COG(void);