diff --git a/configure.sh b/configure.sh
index df10a12..a9f75e9 100755
--- a/configure.sh
+++ b/configure.sh
@@ -126,13 +126,17 @@ cd build
 echo "$TAG Configuring binutils..."
 
 if command -v termux-setup-storage >/dev/null 2>&1; then
+  # Since the __ANDROID_API__ flag is hardcoded as 24 in clang, and <stdio.h>
+  # doesn't prototype some functions when this flag is too low, fixes it's
+  # version by checking system's properties so as to prevent from missing prototypes
+  # of existing functions such as fgets_unlocked (only if API >= 28)
+  # See the following issues :
+  # * https://github.com/termux/termux-packages/issues/6176
+  # * https://github.com/termux/termux-packages/issues/2469
 
-  run_quietly giteapc-configure.log \
-  ../binutils-$VERSION/configure --prefix="$PREFIX" --target=sh3eb-elf --with-multilib-list=m3,m4-nofpu --program-prefix=sh-elf- --enable-libssp --enable-lto CFLAGS="-D__ANDROID_API__=$(getprop ro.build.version.sdk) -g -O2" CXXFLAGS="-D__ANDROID_API__=$(getprop ro.build.version.sdk) -g -O2"
-
-else
-
-  run_quietly giteapc-configure.log \
-  ../binutils-$VERSION/configure --prefix="$PREFIX" --target=sh3eb-elf --with-multilib-list=m3,m4-nofpu --program-prefix=sh-elf- --enable-libssp --enable-lto
-
+  export CFLAGS="-D__ANDROID_API__=$(getprop ro.build.version.sdk) -g -O2" \
+	 CXXFLAGS="-D__ANDROID_API__=$(getprop ro.build.version.sdk) -g -O2"
 fi
+
+run_quietly giteapc-configure.log \
+../binutils-$VERSION/configure --prefix="$PREFIX" --target=sh3eb-elf --with-multilib-list=m3,m4-nofpu --program-prefix=sh-elf- --enable-libssp --enable-lto