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-rw-r--r--configure.ac8
1 files changed, 6 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 03d2153cd..9ce51ecd2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -169,10 +169,14 @@ fi
# Portability checks
# ******************
-AC_CHECK_FUNCS([mkdtemp])
+AC_CHECK_FUNCS([localtime_r memchr memmove memset mkdir mkdtemp realpath sqrt strchr strcspn strdup strerror strrchr strtol strtoul strstr])
# for backtrace()
-AC_CHECK_HEADERS([execinfo.h])
+AC_CHECK_HEADERS([execinfo.h fcntl.h])
+AC_C_INLINE
+AC_FUNC_MKTIME
+AC_FUNC_STRTOD
+AC_TYPE_SIZE_T
# Check for -Wdeclaration-after-statement (since gcc 3.4)