X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=configure.ac;h=f1e45d988aa6cd7f515493000b7122e5c75ceee2;hb=42c2a6b10b6313b7f87189f1467996fc3cf18e24;hp=4e6c266dd21ae4169e47556141fc5109ea5b33f8;hpb=d6b81119e55cf77c1e4c17b9e9026abc01e22b96;p=fastq-tools.git

diff --git a/configure.ac b/configure.ac
index 4e6c266..f1e45d9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,8 +8,16 @@ AC_CONFIG_MACRO_DIR([m4])
 AC_PROG_CC
 AM_PROG_CC_C_O
 
-opt_CFLAGS="--std=c99 -Wall -Wextra -pedantic -g -O3"
-dbg_CFLAGS="--std=c99 -Wall -Wextra -pedantic -g -O0"
+m4_ifdef([AC_TYPE_UINT8_T],  [AC_TYPE_UINT8_T])
+m4_ifdef([AC_TYPE_UINT16_T], [AC_TYPE_UINT16_T])
+m4_ifdef([AC_TYPE_INT32_T],  [AC_TYPE_INT32_T])
+m4_ifdef([AC_TYPE_UINT32_T], [AC_TYPE_UINT32_T])
+m4_ifdef([AC_TYPE_UINT64_T], [AC_TYPE_UINT64_T])
+m4_ifdef([AC_TYPE_SIZE_T],   [AC_TYPE_SIZE_T])
+m4_ifdef([AC_HEADER_STDBOOL], [AC_HEADER_STDBOOL])
+
+opt_CFLAGS="--std=c99 -Wall -Wextra -pedantic -g -O3 -D_C99_SOURCE"
+dbg_CFLAGS="--std=c99 -Wall -Wextra -pedantic -g -O0 -D_C99_SOURCE"
 
 AC_ARG_ENABLE([debug],
               [AS_HELP_STRING([--enable-debug],