testlistgeo fails on i386

[sebastic]

The Debian package build for Debian unstable failed on i386:

../test/testlistgeo ../bin/listgeo
============================================
Running ../test/testlistgeo using ../bin/listgeo:
============================================
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
proj_create: unrecognized format / unknown name
diff testlistgeo_out with testlistgeo_out.dist
--- testlistgeo_out 2023-12-01 07:31:18.538597302 +0000
+++ testlistgeo_out.dist.normalized 2023-12-01 07:31:18.538597302 +0000
@@ -732,7 +732,7 @@
 Projection = 8440 (Laborde Grid (Greenwich))
 Projection Method: CT_ObliqueMercator_Laborde
    ProjCenterLatGeoKey: -18.900000 ( 18d54' 0.00"S)
-   ProjCenterLongGeoKey: 46.437229 ( 46d26'14.03"E)
+   ProjCenterLongGeoKey: 46.437229 ( 46d26'14.02"E)
    ProjAzimuthAngleGeoKey: 18.900000 ( 18d54' 0.00"N)
    ProjScaleAtCenterGeoKey: 0.999500
    ProjFalseEastingGeoKey: 400000.000000 m
PROBLEMS HAVE OCCURRED
test file testlistgeo_out saved

Full buildlog