fix build with long double

[m6w6/ext-psi] / m4 / stdlib.m4

diff --git a/m4/stdlib.m4 b/m4/stdlib.m4
index 4ac56358288608e757f89c3a4c69019462c89fda..99ca54eb81fd3d9f95e84e2227620d6892275e6c 100644 (file)
--- a/m4/stdlib.m4
+++ b/m4/stdlib.m4
@@ -65,6 +65,7 @@ PSI_CHECK_STDLIB() {
        PSI_DECL(double strtod, [(char *nptr, char **endptr)])
        PSI_DECL(float strtof, [(char *nptr, char **endptr)])
        PSI_DECL(long strtol, [(char *nptr, char **endptr)])
+       PSI_DECL(long double strtold, [(const char *nptr, char **endptr)])
        PSI_DECL(unsigned long strtoul, [(char *nptr, char **endptr)])
        PSI_DECL(int system, [(char *command)])
        PSI_DECL(int unlockpt, [(int fd)])