vcpkg/ports/libspatialite/fix-linux-configure.patch

diff --git a/configure.ac b/configure.ac
index ead87caff..47abb90f0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -302,6 +302,7 @@ if test x"$enable_geos" != "xno"; then
   #-----------------------------------------------------------------------
   #   --with-geosconfig
   #
+ if 0; then
   AC_ARG_WITH([geosconfig],
         [AS_HELP_STRING([--with-geosconfig=FILE], [specify an alternative geos-config file])],
 	[GEOSCONFIG="$withval"], [GEOSCONFIG=""])
@@ -327,6 +328,7 @@ if test x"$enable_geos" != "xno"; then
   # Extract the linker and include flags
   GEOS_LDFLAGS=`$GEOSCONFIG --ldflags`
   GEOS_CFLAGS=-I`$GEOSCONFIG --includes`
+ fi
   AC_SUBST([GEOS_LDFLAGS])
   AC_SUBST([GEOS_CFLAGS])	
   # Ensure that we can parse geos_c.h
@@ -335,11 +337,14 @@ if test x"$enable_geos" != "xno"; then
   AC_CHECK_HEADERS([geos_c.h],, [AC_MSG_ERROR([could not find geos_c.h - you may need to specify the directory of a geos-config file using --with-geosconfig])])
   CPPFLAGS="$CPPFLAGS_SAVE"	
   # Ensure we can link against libgeos_c
+ if 0; then
   LIBS_SAVE="$LIBS"
   LIBS="$GEOS_LDFLAGS"
   AC_SEARCH_LIBS(GEOSCoveredBy,geos_c,,AC_MSG_ERROR([could not find libgeos_c (or obsolete 'libgeos_c' < v.3.3.0 found) - you may need to specify the directory of a geos-config file using --with-geosconfig]))
   LIBS="$LIBS_SAVE"
   LIBS="$LIBS $GEOS_LDFLAGS -lgeos_c"
+ fi
+  LIBS="$LIBS $GEOS_LDFLAGS"
 
   #-----------------------------------------------------------------------
   #   --enable-controlpoints
@@ -358,7 +363,7 @@ if test x"$enable_geos" != "xno"; then
 	  [--enable-geosadvanced], [enables GEOS advanced features [default=yes]])],
 	  [], [enable_geosadvanced=yes])
   if test x"$enable_geosadvanced" != "xno"; then
-	  AC_SEARCH_LIBS(GEOSDelaunayTriangulation,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.4.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geosadvanced parameter.]))
+	  #AC_SEARCH_LIBS(GEOSDelaunayTriangulation,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.4.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geosadvanced parameter.]))
 	  AC_DEFINE(GEOS_ADVANCED)
   fi
 
@@ -369,7 +374,7 @@ if test x"$enable_geos" != "xno"; then
 	  [--enable-geosreentrant], [enables GEOS reentrant (fully thread safe) [default=yes]])],
 	  [], [enable_geosreentrant=yes])
   if test x"$enable_geosreentrant" != "xno"; then
-	  AC_SEARCH_LIBS(GEOSContext_setErrorMessageHandler_r,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.5.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geosreentrant parameter.]))
+	  #AC_SEARCH_LIBS(GEOSContext_setErrorMessageHandler_r,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.5.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geosreentrant parameter.]))
 	  AC_DEFINE(GEOS_REENTRANT)
   fi
 
@@ -390,7 +395,7 @@ if test x"$enable_geos" != "xno"; then
 	  [--enable-geos370], [enables GEOS 3.7.0 features [default=yes]])],
 	  [], [enable_geos370=yes])
   if test x"$enable_geos370" != "xno"; then
-	  AC_SEARCH_LIBS(GEOSFrechetDistance_r,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.7.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geos370 parameter.]))
+	  #AC_SEARCH_LIBS(GEOSFrechetDistance_r,geos_c,,AC_MSG_ERROR(['libgeos_c' (>= v.3.7.0) is required but it doesn't seem to be installed on this system. You may need to try re-running configure with a --disable-geos370 parameter.]))
 	  AC_DEFINE(GEOS_370)
   fi