The function should be called exp10 and now pow10

src/Makefile.am

@@ -48,7 +48,7 @@ include_HEADERS = space.h runner.h queue.h task.h lock.h cell.h part.h const.h \
     dump.h logger.h active.h timeline.h xmf.h gravity_properties.h gravity_derivatives.h \
     gravity_softened_derivatives.h vector_power.h collectgroup.h hydro_space.h sort_part.h \
     chemistry.h chemistry_io.h chemistry_struct.h cosmology.h restart.h space_getsid.h utilities.h \
-    mesh_gravity.h cbrt.h pow10.h velociraptor_interface.h swift_velociraptor_part.h outputlist.h \
+    mesh_gravity.h cbrt.h exp10.h velociraptor_interface.h swift_velociraptor_part.h outputlist.h \
     logger_io.h
 
 # source files for EAGLE cooling

src/exp10.h

+/*******************************************************************************
+ * This file is part of SWIFT.
+ * Copyright (c) 2018 Matthieu Schaller (matthieu.schaller@durham.ac.uk)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ ******************************************************************************/
+#ifndef SWIFT_EXP10_H
+#define SWIFT_EXP10_H
+
+/* Config parameters. */
+#include "../config.h"
+
+/* Some standard headers. */
+#include <math.h>
+
+/* Local headers. */
+#include "inline.h"
+
+#ifndef __GNUC__
+
+/**
+ * @brief Raises 10 to the power of the argument.
+ *
+ * This function is only used as a replacement for compilers that do
+ * not implement GNU extensions to the C language.
+ *
+ * @param x The input value.
+ */
+__attribute__((always_inline, const)) INLINE static double exp10(
+    const double x) {
+
+  return exp(x * M_LN10);
+}
+
+/**
+ * @brief Raises 10 to the power of the argument.
+ *
+ * This function is only used as a replacement for compilers that do
+ * not implement GNU extensions to the C language.
+ *
+ * @param x The input value.
+ */
+__attribute__((always_inline, const)) INLINE static float exp10f(
+    const float x) {
+
+  return expf(x * (float)M_LN10);
+}
+
+#endif /* __GNUC__ */
+
+#endif /* SWIFT_EXP10_H */