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-rw-r--r--src/PJ_fouc_s.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/PJ_fouc_s.cpp b/src/PJ_fouc_s.cpp
index 8c223336..6f046b0a 100644
--- a/src/PJ_fouc_s.cpp
+++ b/src/PJ_fouc_s.cpp
@@ -11,9 +11,11 @@ PROJ_HEAD(fouc_s, "Foucaut Sinusoidal") "\n\tPCyl, Sph";
#define MAX_ITER 10
#define LOOP_TOL 1e-7
+namespace { // anonymous namespace
struct pj_opaque {
double n, n1;
};
+} // anonymous namespace
static XY s_forward (LP lp, PJ *P) { /* Spheroidal, forward */