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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 800849c..3f2dde0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,6 +33,9 @@ AC_PROG_CC()
AM_PROG_CC_C_O()
test -d "${srcdir}/.git" || CFLAGS="${save_CFLAGS}"
+PKG_PROG_PKG_CONFIG()
+PKG_CHECK_MODULES([ZLIB], [zlib])
+
AX_CFLAGS_WARN_ALL() dnl Adds -Wall or equivalent
AX_CHECK_COMPILE_FLAG([-Wpedantic], [AX_APPEND_FLAG([-Wpedantic])])
AX_CHECK_COMPILE_FLAG([-Wextra], [AX_APPEND_FLAG([-Wextra])])